00310nam a2200109Ia 4500008004100000082001800041100002000059245002900079260005200108300000800160650003200168120425s9999    xx            000 0 und d  a 539.7  JOS-A  a Joseph, K Babu  a Anukendreeya sakthi (m)  b state institute of languages, Trivandrumc1973  a225  a Atomic and Nuclear physics