00263nam a2200109Ia 4500008004100000041001200041082001100053100001800064245005900082260000600141650000600147221030s9999    xx            000 0 und d  aEnglish  a105.23  aA. P. Malvino 0aSemiconducter circuit approximationscby A. P. Malvino  c0  aB