00281nam a2200109Ia 4500008004100000040001200041082001400053100001700067245004600084260003300130300000800163200103s9999||||xx |||||||||||||| ||und||  aIMU-MPC  aColumn-20  aVygodsky, M. 0aMathematical Handbook: Higher Mathematics  bMir Publishers, Moscowc1978  a872