00364nam a2200145 a 450000500170000002000160001708200200003310000220005324500280007525000110010326000270011430000180014149000390015970000200019820251203091513.0  a00802655049  a530.11,bD, ber  aBerestetskii, V.B  aQuantum electrodynamics  a2nd ed  aOxfordbPergamonc1980  axv,652p, 22cm  aCourse of theoretical physicsdv.4  aPitaevskii, L.P