Vol. 5 No. 1 (2021)

Research article

• Analysis of premature wear in mechanical elements of the Ecolife automatic box used in Zhongtong brand buses

  Evelin Lisseth Loor Hernández

  1-14

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• Simulation model for the optimization of garbage collection transport routes in the city of Latacunga

  Jaime Hernán Acurio Masabanda, Raúl Heriberto Andrango Guayasamín

  29-43

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• Web Proxy Server Under Java Platform as Technological Support in Distance and Virtual Education

  José Augusto Cadena Moreano, Manuel William Villa Quishpe

  44-55

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• Portable electrocardiograph for people with heart conditions

  Julio Monzalve

  56-68

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