00293nam a2200109Ia 4500008004100000082001700041100003800058245003000096250000900126260004000135300000800175240913s9999||||xx |||||||||||||| ||und||  a540.1  GOP/G  aM S Gopinathan and V Ramakrishnan 0aGroup theory in chemistry  aNULL  bVishal publicationaJalandharc1998  a272