Widok standardowy
Widok MARC
Zhang, B. G. (1934- ). (Hasło osobowe)
Prof. ; Dept. of Mathematics at the Ocean Univ. of Qingdao, Shandong, China.
Oscillation theory for functional differential equations / L. H. Erbe, Qingkai Kong, B. G. Zhang. - New York, 1995.
LCC