TY  - BOOK
AU  - Выгодский, Мaрк Яковлевич. Vygodskiy, Mark Yakovlevich.
TI  - Differentsyalnoye ischisteniye
SN  - RUSSIAN20771
U1  - 515.33 
PY  - 1965///
CY  - Moskva
PB  - Nauka
KW  - Differential calculus
ER  -