http://reply.papertrans.cn/3/270/26956/26956-21.png
Submitted on: 19 June 2022.
Revised on: 02 July 2022.
Accepted on: 14 July 2022.
NULL
http://reply.papertrans.cn/3/270/26956/26956-23.png
Submitted on: 11 December 2016.
Revised on: 22 December 2016.
Accepted on: 03 January 2017.
NULL
http://reply.papertrans.cn/3/270/26956/26956-25.png
Submitted on: 23 October 2020.
Revised on: 12 November 2020.
Accepted on: 20 November 2020.
Revista Facultad de Ingenieria, Universidad Pedagogica y Tecnologica de Colombia
Submitted on: 13 September 2001.
Revised on: 30 September 2001.
Accepted on: 12 October 2001.
NULL
http://reply.papertrans.cn/3/270/26956/26956-28.png
Submitted on: 19 April 2001.
Revised on: 17 May 2001.
Accepted on: 10 June 2001.
NULL
http://reply.papertrans.cn/3/270/26956/26956-30.png