000 00297nam a2200097Ia 4500
100 _aBirbal Sahni Institute of Palaeobotany
245 _aSymposium on Structure Nomenclature & Classification of Pollen & Spores
260 _bB S I, Lucknow
082 _aI5,116:11p2/N74/B13967
300 _app 73; 24*18
999 _c5635
_d5635