Bull. Korean Math. Soc. 2013; 50(5): 1623-1630
Printed September 1, 2013
https://doi.org/10.4134/BKMS.2013.50.5.1623
Copyright © The Korean Mathematical Society.
Amara Chandoul, Hela Ben Amar, and Mohamed Mkaouar
Facult\'e des Sciences de Sfax, Facult\'e des Sciences de Sfax, Facult\'e des Sciences de Sfax
2020; 57(1): 251-274
2018; 55(6): 1811-1822
2016; 53(4): 1005-1015
2016; 53(3): 699-709
© 2022. The Korean Mathematical Society. Powered by INFOrang Co., Ltd