00302nam a2200109Ia 4500008004100000040001100041100001600052245008200068260001900150300001300169300001000182251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aB. Joga Rao 0aR & D DigestbA Bi-Monthly Journal of R & D Organisation, Ministry of Defence  cFebruary, 1969  aP. 1-132  bV. 10