00487nam a2200169Ia 4500003000900000008004100009020002200050040001600072080001900088100002200107245006100129260003900190300001400229490002700243650002300270650002400293IN-BaIIA211028s9999    xx            000 0 eng d  a978-0-7382-0055-2  cIIA Library  a530.1bSCH-III  aSchwinger, Julian 0aParticles, sources, and fieldsbvol. 3cJulian Schwinger  aMassachusettsbPerseus Booksc1998  axi, 318p.  aAdvanced book classics  aElectrodynamics II  aRelativistic theory