LAUSR

1Facultad de Ciencias de la Electrónica, Autonomous University of Puebla (BUAP), Av. San Claudio y 18 Sur, Edif. FCE1, 72570 Puebla, PUE, Mexico 2Department of Physics, Aristotle University of Thessaloniki, 54124 Thessaloniki, Greece 3División de Matemáticas Aplicadas, IPICYT, Camino a la Presa San José 2055, Col. Lomas 4a Sección, 78216 San Luis Potośı, SLP, Mexico 4Mathematics Department, University of Houston, Houston, TX, USA 5Faculty of Computers and Information, Benha University, Benha 13511, Egypt 6Nile University, Giza, Egypt 7School of Electronics and Telecommunications, Hanoi University of Science and Technology, Hanoi 100000, Vietnam 8Engineering Mathematics and Physics Department, Faculty of Engineering, Cairo University, Giza 12613, Egypt