TY - BOOK AU - Costa,M.D.P.De AU - Silva,E.Dilip.De TI - Pericyclic Reactions :Theory and applications T2 - Monograph No:22 SN - 9789559244257 U1 - 547.2 COS CY - University of colombo KW - chemistry,Pericyclic Reactions,monograph No.22 ER -