00253nam a2200109Ia 4500008004100000041000800041082000800049100001400057245003100071260003300102300000800135211209s9999    xx            000 0 und d  aeng  aBAL  aBALI, N P  aANALYTICAL SOILD GEOMETRY   aNEW DELHIbLAXMI PUBLICATION  a499