000
00227pam a2200109a 44500
082
_a
537.6
_b
SCH9S
100
_a
Schwinger, Julian
245
1
_a
QUANTUM ELECTRODYNAMICS
260
_a
_b
_c
964
_g
CIRC
997
_a
6060 C
999
_c
414232
_d
414232