Search results for: Kh. Zennir
Mathematical Methods in the Applied Sciences > 44 > 5 > 3509 - 3520
Ukrainian Mathematical Journal > 2013 > 65 > 5 > 723-739
Mathematical Methods in the Applied Sciences > 44 > 5 > 3509 - 3520
Ukrainian Mathematical Journal > 2013 > 65 > 5 > 723-739