00509nam a2200169 4500 0 4 udc 0 0 CPL CPL GEN 2018-12-20 0 51 2018-4079934710 2018-12-20 00:00:00 2E17449 2018-12-20 BK 487632 487630 Ge_NSL 20181220152605.0 181220s1962 ro ||||| |||| 00| 0 rum d rum 51 Constantinescu, Corneliu 92425 Teoria multimilor : Seminar M. Neculcea / Corneliu Constantinescu. Bucuresti : Ed. Acad. Repub. Populare Romine, 1962. 107 p. ; 21 cm. მათემატიკა udc BK