000 00393nam a2200133Ia 4500
008 160615s9999 xx 000 0 und d
100 _aSINGAL(Ashok Kumar)
245 _aLunar occultation observations and a study of cosmic size evolution of extragalactic radio sources. Ph.D Thesis
260 _c1988
300 _axii p. + 142
942 _cBooks
999 _c17812
_d17812