00421nam a2200145Ia 4500100002000000942000700020654002300027245004800050260002000098082001000118300000800128546001200136999001700148952011000165  aPetrovskv/ I.G   cBK  aIntegral Equations  aLectures on the theory of Integral eqations  bMir  Publishers  a515.4  a135  aENGLISH  c20285d20285  001040708AFTaCRCEbCRCEd2023-03-17g2.00i3424l0o515.4 pAFT1062r2023-03-17v2.00w2023-03-17yBK