• Foreward

  VíctorMarcos Fernando Ruíz-Ruíz

  11-12

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Production management

• Impact of operations research on improving the logistics efficiency of companies in Benguela

  Nanikafuako Augusto Lusende André , Roberto Cruz Acosta

  15-38

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• Aggregate planning for staff and material transportation in the oil and gas sector

  Carlos Sebastian Pachón Cubides, Luis Tarazona-Torres

  39-62

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• Lean manufacturing and its application in the plastics industry

  Dayanara Daily Monserrate Salvatierra, Yanelis Ramos Alfonso, Ricardo Larry Castro Coello

  63-87

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• Impact of electric generators on workers’ hearing: a case study of commercial establishments in downtown Ambato, Ecuador

  José Fernando Mendoza Rodríguez, Cristopher Sebastián Poaquiza Aucatoma

  89-110

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Quality and environment

• Optimizing After-Sales Services in the Automotive Maintenance Sector: A Lean Manufacturing and MRP Case Study in Peru

  Pablo Harboe-Chaman, Kent Philipps-Berrospi, Juan Carlos Quiroz-Flores

  113-138

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• Management model for the application of lean manufacturing tools to reduce returns of incorrect orders in a pharmaceutical company

  Melina Nadel Carrillo Quezada

  139-161

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• Implementation of lean manufacturing indicators: overall equipment efficiency and the six major losses of maintenance at Pack-Isi company

  Erick Uriel Morales Cruz, Melina Pérez Castelán, Lidia Ramírez Quintanilla, Sergio Blas Ramírez Reyna

  163-189

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• Evaluation and improvement of inventory management and control in a paint marketing company to reduce waste and loss of products

  Yuridia Belén Cota Pardini, Marcos Octavio Osuna Armenta, José Antonio Sandoval Acosta, Daniel Medrano Villalobos

  191-214

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• Effect of the BASC system and its perception on the operational improvement of a logistics services company

  Mara del Rosario López Rodríguez, Marcos Octavio Osuna Armenta, Xóchitl Patricia Flores Gutiérrez, Yohenia López García

  215-237

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Science and technology

• Design and implementation of an electronic device for reading assistance of printed texts using computer vision for visually impaired people

  Cristhian Kevin Rafael Rosales, José Erasmo Salazar Minchan, Jorge Enrique Ortiz Porras

  241-261

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• Study of arsenic adsorption in water using nanocomposite based on magnetite nanoparticles and tara gum

  Silvia Ponce Álvarez, Javier Quino Favero, Juan Rodríguez Rodríguez, Medalit Cevallos Barturen, Abel Gutarra Espinoza, Carolina Belver Coldeira, Jorge Bedia Matamoros, Jorge Bedia Matamoros

  263-281

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