00238nam a2200109Ia 4500008004100000041000800041082000800049100001400057245002100071260002800092300000800120211209s1983    xx            000 0 und d  aeng  aBAL  aBALI, N P  aVECTOR ANALYSIS   bLAXMI PUBLICATIONc1983  a204