K.SURESH KUMAR; N.BAKTHAVATCHALA REDDY; K. UMA MAHESWARA RAO; SK.ANNAR; C.SURESH REDDY. Synthesis and Antimicrobial Activity of Alkyl-2-{[3-(3’-Chloro-4’-Nitrophenyl)-2-Oxo-3, 4-Dihydro-2h-1, 3, 2l5-Benzoxazaphosphinin-2-Yl]Amino} Alkanoates. ijpbs 2010, 1, 1-7.