Recent Submissions

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  Supply chain response during the COVID-19 pandemic: a multiple-case study 

  Diaz Pacheco, Raul Antonio; Benedito Benet, Ernest (2023-04-15)
  Article
  Open Access

  This study explores the responses of manufacturing and service provision companies in Santiago de Cali to stimuli during the COVID-19 pandemic. The responses included changes in demand, absenteeism, and the development of ...
• Multi-manned assembly line balancing problem with dependent task times: a heuristic based on solving a partition problem with constraints 

  Andreu Casas, Enric; García Villoria, Alberto; Pastor Moreno, Rafael (2022-01-01)
  Article
  Restricted access - publisher's policy

  This paper aims to study a variant of the multi-manned assembly line balancing problem (MALBP), which considers the possibility of multiple workers simultaneously performing different tasks at the same workstation. In most ...
• Solving a staffing problem with annualized hours, multiskilling with 2-chaining, and overtime: A retail industry case 

  Porto Solano, Andrés Felipe; Henao Botero, Cesar Augusto; Lusa García, Amaia; Polo Mejía, Oliver; Porto Solano, Roberto (2022-05)
  Article
  Restricted access - publisher's policy

  This study provides a new perspective regarding the potential benefits of combining three different labor flex ibility strategies to solve an annual staffing problem. These labor flexibility strategies are as follows: (i) ...
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  Balancing cost and demand in electricity access projects: case studies in Ecuador, Mexico and Peru 

  Galleguillos Pozo, Rosa; Domenech Léga, Bruno; Ferrer Martí, Laia; Pastor Moreno, Rafael (Multidisciplinary Digital Publishing Institute (MDPI), 2022-06-01)
  Article
  Open Access

  Rural areas in developing countries have the highest concentrations of unelectrified communities. There is a clear link between electricity consumption and the Human Development Index, as highlighted by the 7th Development ...
• Mathematical models for buffer sizing problems in parallell assembly lines with multi-line stations and different cycle times 

  Aguilar Gamarra, Harry Nick; García Villoria, Alberto; Pastor Moreno, Rafael (2021-11-01)
  Article
  Restricted access - publisher's policy

  The problem of balancing parallel assembly lines with multi-line stations have recently aroused great interest. In this type of lines, it is usual to work with different cycle times, which can cause multi-line stations to ...
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  Existence and sizing of buffers in parallel assembly lines with multi-line workstations and different cycle times 

  Aguilar Gamarra, Harry Nick; Pastor Moreno, Rafael; García Villoria, Alberto (2021-04-21)
  Article
  Open Access

  Parallel Assembly Lines with multi-line stations (PALBs) have been widely studied in recent years because PALBs can help improve the efficiency of a production system. However, the need of buffers has not been considered ...
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  Design of stand-alone electrification systems using fuzzy mathematical programming approaches 

  Galleguillos Pozo, Rosa; Domenech Léga, Bruno; Ferrer Martí, Laia; Pastor Moreno, Rafael (2021-08)
  Article
  Open Access

  Currently, around 1.1 billion people lack access to electricity, mainly in developing countries. Solar photovoltaic systems can provide electricity, but the design is complex, having to size and site the equipment. Besides, ...
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  A survey of the parallel assembly lines balancing problem 

  Aguilar Gamarra, Harry Nick; García Villoria, Alberto; Pastor Moreno, Rafael (2020-12)
  Article
  Open Access

  Assembly lines are mass production systems which are significant in the industrial production of both standard and customised products. Currently, industrial companies offer several products and it is common for an assembly ...