Universidad Nacional Autónoma de Tayacaja Daniel Hernández Morillo - UNAT

Vol. 3 No. 1 (2022): Llamkasun (Enero - Junio)
Llamkasun (Enero - Junio)

The Llamkasun Scientific and Technological Research Journal is a refereed scientific journal produced by the National Autonomous University of Tayacaja Daniel Hernández Morillo, Peru (Pampas, Tayacaja, Huancavelica, Peru). It is a publication "Edited every six months" by the UNAT.

Its objective is to publish articles that are the results of concluded investigations that preserve a character of originality, utility, scientific and technological relevance; that contribute new knowledge in the specialty of "Civil Engineering, Industrial Processes and Technologies". Journal certified with ISO 9001:2015 - Certificate PE22/819943899 (Publication of scientific articles with implemented processes of the quality management system - SGS).

The Llamkasun Scientific and Technological Research Journal certifies its quality in the publication of original scientific articles, reviewed by expert blind peers and with a very strict similarity system that guarantees the originality of each article for publication. Additionally, I also certify the process of layout and design of each scientific article. The word "Llamkasun" means "Let's work".

Editorial / Presentación

Dario Emiliano Medina Castro, Alberto Valenzuela Muñoz, Jorge Rafael Diaz Dumont
01
Editorial Llamkasun
https://doi.org/10.47797/llamkasun.v3i1.73
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DOI: https://doi.org/10.47797/llamkasun.v3i1.73

Artículos

Atilio Rodolfo Buendía Giribaldi
02 - 06
Design and validation of a questionnaire to measure principal management and quality in educational services
https://doi.org/10.47797/llamkasun.v3i1.75
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DOI: https://doi.org/10.47797/llamkasun.v3i1.75
Gustavo Martínez-Prado, Miguel Pescador-Hernandez, Javier García-Ponce
07 - 13
Model for the identification of license plates in Mexico City using machine learning algorithms
https://doi.org/10.47797/llamkasun.v3i1.77
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DOI: https://doi.org/10.47797/llamkasun.v3i1.77
Ena Vilma Velazco Castro, Lady Laura Tuisima Coral, Cindy Paola Castro Muñoz
14 - 19
Biological diversity of birds in a riparian forest of the Yarinacocha district, Ucayali, Peru
https://doi.org/10.47797/llamkasun.v3i1.78
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DOI: https://doi.org/10.47797/llamkasun.v3i1.78
Henri Salvador Macedo García
20 - 28
Relation between the meteorological and hydrological sequence in the subcuenca Chancos, Ancash
https://doi.org/10.47797/llamkasun.v3i1.79
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DOI: https://doi.org/10.47797/llamkasun.v3i1.79
Magna Teodomiro Valverde Mendoza, Ana Cecilia De Paz Lázaro, José Valdmar Muro Ruiz, Leoncio Franco Vilcarino Osorio, Génesis Mariños Obregón
29 - 37
Responsabilidade social corporativa e o sucesso competitivo das empresas agroexportadoras da província de Barranca
https://doi.org/10.47797/llamkasun.v3i1.80
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DOI: https://doi.org/10.47797/llamkasun.v3i1.80
Magna Teodomiro Valverde Mendoza, Ana Cecilia De Paz Lázaro
38 - 46
Impact of COVID-19 on the economy of hotel companies in the province of Barranca
https://doi.org/10.47797/llamkasun.v3i1.81
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DOI: https://doi.org/10.47797/llamkasun.v3i1.81
Gómez Sánchez Soto Ruben
47 - 55
Gestión de riesgos en contratos de construcción. Propuesta para reducir plazos y costos, año 2019
https://doi.org/10.47797/llamkasun.v3i1.82
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DOI: https://doi.org/10.47797/llamkasun.v3i1.82
Royer Pizarro Ramos, Walter Wilfredo Ochoa Yupanqui, Viky Soledad Tineo-Vargas, Dina Soledad Tello-Ataucusi, Lino David Pariona-Garay, Diego Wilfredo Ochoa-Rodríguez, Tomás Segundo Castro-Carranza, Saturnino Martín Tenorio-Bautista
66 - 73
Effect of oxygenation with micronanobubbles on water quality and production of “trout” Oncorhynchus mykiss
https://doi.org/10.47797/llamkasun.v3i1.84
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DOI: https://doi.org/10.47797/llamkasun.v3i1.84
Néstor Almonte Pilco , Sleyther De La Cruz Vega
74 - 78
Evaluation and design of protection against hydraulic scouring of the Unocolla bridge, Juliaca - Puno
https://doi.org/10.47797/llamkasun.v3i1.85
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DOI: https://doi.org/10.47797/llamkasun.v3i1.85
Roberto Julio Angeles Vasquez, Julio Miguel Angeles Suazo, Nataly Angeles Suazo, Arlitt Lozano, Jose Flores Rojas
79 - 85
Forzamiento radiativo directo debido a los aerosoles atmosféricos en Perú utilizando técnicas de sensoramiento remoto
https://doi.org/10.47797/llamkasun.v3i1.86
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DOI: https://doi.org/10.47797/llamkasun.v3i1.86
Roberto Julio Angeles Vasquez , Julio Miguel Angeles Suazo, Nataly Angeles Suazo, Arlitt Lozano, Jose Flores Rojas, Hugo Abi Karam
86 - 89
Spatial variation of the aerosol index for the Department of Junín
https://doi.org/10.47797/llamkasun.v3i1.87
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DOI: https://doi.org/10.47797/llamkasun.v3i1.87
Edson Johan Caballero Marreros, Carlos Alberto Choquehuanca Saldarriaga, Sara H. Gonzales Agama, Alberto Valenzuela Muñoz
90 - 103
Quality of the municipal service and satisfaction of the citizens of Piura 2021
https://doi.org/10.47797/llamkasun.v3i1.88
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DOI: https://doi.org/10.47797/llamkasun.v3i1.88
Daniel Pari Huaman , Gianmarco Montes Ilizarbe , Ketih Meza Perilla, Yassmin Karol Reyes Montes, Ronald Paucar Curasma
104 - 111
Implementation of a water level monitoring prototype in the Viñas reservoir in the city of Pampas in the province of Tayacaja
https://doi.org/10.47797/llamkasun.v3i1.89
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DOI: https://doi.org/10.47797/llamkasun.v3i1.89
Jorge Aníbal Cangahuala Sedano, Víctor Ramiro Salas Zeballos
112 - 118
Sistema de gestión de seguridad y salud ocupacional para la prevención de accidentes laborales en empresas mineras
https://doi.org/10.47797/llamkasun.v3i1.90
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DOI: https://doi.org/10.47797/llamkasun.v3i1.90
Mercedes Acosta-Román, Charles Frank Saldaña-Chafloque , Abigaid Maricielo Arellano-Huaman, Herlinda Ruth Congora-Huanay , Raul Ñahui-Quispe, Nilda Angelica Zorrilla-Quispe
119 - 129
Stress levels in family members of patients with covid-19, Tayacaja, Huancavelica
https://doi.org/10.47797/llamkasun.v3i1.91
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DOI: https://doi.org/10.47797/llamkasun.v3i1.91
Tito Daniel Quevedo Rojas, Juan Alexis Ricardo Gastulo Malca, Abraham Guillermo Ygnacio Santa Cruz
130 - 137
Elaboration of food bar of kiwicha, pollen and honey
https://doi.org/10.47797/llamkasun.v3i1.92
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DOI: https://doi.org/10.47797/llamkasun.v3i1.92
Fiorella Vanessa Güere Salazar, Zanhy Leonor Valencia Reyes, William George Paucar Palomino
138 - 146
Environmental risk assessment for lead and mercury concentration in the Coricancha mining area of influence Chosica district
https://doi.org/10.47797/llamkasun.v3i1.93
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DOI: https://doi.org/10.47797/llamkasun.v3i1.93
Yerlin Tolentino_Duran, Manuel Ñique_Alvarez, Christian Valencia_Albitres , Manuel Reategui_Inga
147 - 156
Sustainable development in districts of the Oxapampa-Asháninka-Yánesha Biosphere Reserve during the first five years
https://doi.org/10.47797/llamkasun.v3i1.94
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DOI: https://doi.org/10.47797/llamkasun.v3i1.94
Jose Espinoza Plaza, Jimmy Antonio Ascanoa Olazo, Marisel Roxana Valenzuela Ramos
157 - 160
Science of the anesthetic efficacy of articaine and lidocaine in lower third molar extractions. A literature review
https://doi.org/10.47797/llamkasun.v3i1.95
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DOI: https://doi.org/10.47797/llamkasun.v3i1.95
Paola Cecilia Quispe Castro, Luz Marina Paquiyauri Huincho, Jenny Mendoza Vilcahuaman
161 - 165
Factors involved in choosing a contraceptive method in adolescents in a health center from Huancavelica, 2021
https://doi.org/10.47797/llamkasun.v3i1.96
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DOI: https://doi.org/10.47797/llamkasun.v3i1.96
Fernando Martin Toribio Román, Adiel Alvarez Ticllasuca, Jhon E. De la Cruz Castro, Romina Cusi Vargas, Lisseth J. Chamorro Barreto, Lucero M. Cahuana Huamani
166 - 177
Impacts of the 2019 coronavirus (COVID-19) on the environment
https://doi.org/10.47797/llamkasun.v3i1.97
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DOI: https://doi.org/10.47797/llamkasun.v3i1.97
Sulma Curo Victoria, Rolando Johel Pariona Mayta, Gianmarco Garcia Curo
178 - 190
Step by step development of reading comprehension skills
https://doi.org/10.47797/llamkasun.v3i1.98
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DOI: https://doi.org/10.47797/llamkasun.v3i1.98
Gabriela Dayana Bernardo Osores , Josep Antony López Reyes , Yeferson Meza Huamán Quispe , Alexander Rojas Ordoñez , Ronald Paucar Curasma
191 - 196
Prototype of automatic switching off and on of public lighting for the city of Pampas in the province of Tayacaja in the Huancavelica region
https://doi.org/10.47797/llamkasun.v3i1.99
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DOI: https://doi.org/10.47797/llamkasun.v3i1.99
Oscar Cruz Aguilar , Carlos Alberto Choquehuanca Saldarriaga, Sara H. Gonzales Agama, Alberto Valenzuela Muñoz
197 - 209
Municipal management and quality of service in the Provincial Municipality of Abancay, 2021
https://doi.org/10.47797/llamkasun.v3i1.100
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DOI: https://doi.org/10.47797/llamkasun.v3i1.100