TY  - BOOK
AU  - Frolkin V T
AU  -  Popov L N
TI  - Pulse circuits
U1  - D65,2, M2-;3 
PY  - 1982///
CY  - Moscow
PB  - Mir Publications        
KW  -  Circuits
KW  -  Electronics
KW  - Engineering
ER  -