00403nam a22001457i 4500001001000000005001700010008004100027082001800068100002600086245004500112260004500157300001700202650002000219020001800239SXC02380020260819093738.0260101s1998    ii            000 0 eng d  a621 JOS-A222  aJose Robin; Ubald Raj10aApplied physics /cJose Robin; Ubald Raj  abIndira Publications, Marthandam,c1998  ap. ;c22 cm. 0aApplied physics  a9788173191985