(2) 3-(2-Hydroxy-5-methylbenzyl)-6-methylcoumarin (1991). Chinnakali, K., Sivakumar, K., Natarajan, S., Ponnuswamy, M.N. and Czerwinski, E.W., Acta Cryst., C47, 330.
(3) Synthesis and structural characterisation of 2-(p-dimethylamino) thazolidine (1991). Eswaramoorty, S., Ponnuswamy, M.N., Raju, K.S., Umarani, R. and Czerwinski, E.W., J. Cryst. Spec. Res., 21, 745.
(4) Structure of 2-[N-(2-Hydroxyethyl)] aminoethyl-3-phenylthioindole (1993). Eswaramoorthy, S., Raju, K.S. and Ponnuswamy, M.N., Acta Cryst., C49, 107.
(5) Synthesis and structural characterization of 2,6-bis (methylenemorpholino)-4-ter-Butylphenol (1993). Shanmuga Sundara Raj, S., Ponnuswamy, M.N., Shanmugan, G. and Kandaswamy, M., J. Cryst. Spec. Res., 23(7), 607.
(6) Crystal structure and conformation of n-(t-butyloxycarbonyl)-L-valyl succinamide (1993). Sukumar, N., Ponnuswamy, M.N. and Jeyakumar, R., Bull. Chem. Soc. Japan, 66(7), 2101.
(7) Crystal structure and conformation of N-(t-butoxy-carbonyl)-L-isoleucyl-L-alanyl-benzylester (1993). Sukumar, N., Ponnuswamy, M.N. and Jeyakumar, R., J. Cryst. Spec. Res., 23, 769.
(8) Crystal and molecular structure of 2,6-Di(O-chloro)phenyl-3,5-dimethyl-N-nitrosopiperidin-4-one (NOCDMPO) (1993). Sukumar, N., Ponnuswamy, M.N., Thenmozhiyal, J.C. and Jeyaraman, R., J. Cryst. Spec. Res., 23, 871.
(9) Stretching of ?(N-C?-C�) angle in aminoacids and peptides, Sukumar, N., Kumaran, D and Ponnuswamy, M.N., Proc. Nat. Sym. on Mol and Cellular Biophysics held on Jan 7-9, 1993 at Anandapur, India.
(10) Crystal structure of 1,1�-dinapthoxymethane-phenyloxyphosphine sulphide (1994). Shanmuga Sundara Raj, S., Ponnuswamy, M.N., Shanmugan, G., Maninaidu, S. and Krishniah, M., Zeits. Fur Kristallographie, 209, 604.
(11) Structural investigation of 2,6-difuryl 3,5-dimethyl-4-piperidinone (DFMP) and its N-nitroso derivative (DFMPNO) in solution and solid state. Influence of Nitroso moiety on the conformation of piperidine ring and orientation of its substituents (1994). Sukumar, N., Ponnuswamy, M.N., Thenmozhiyal, J.C. and Jeyaraman, R., Bull. Chem. Soc. Japan, 67, 1069.
(12) Synthesis and structural characterization of 1-[1-(napthalenyl)-3-4(nitrophenyl)-2-propen-1-one (1994). Eswaramoorthy, S., Ponnuswamy, M.N., Raju, K.S., Nanjundan, S. and Krishnaswamy, V., Zeits. Fur Kristallographie, 209, 669.
(13) Crystal and molecular structure of 3,5-dimethyl-N-nitroso-4-oximino-2,6-diphenyl piperidin-4-one (DMNOH) (1994). Sukumar, N., Ponnuswamy, M.N., Vijayalakshmi, R. and Jeyaraman, R., Zeits. Fur Kristallographie, 209, 823.
(14) Structural characterization of 2,6-bis(N-methylenepiperidino)-4-nitrophenol (MPN) and 2,6-bis(N-methylenmorpholino)-4-nitrophenol (MMP) (1994). Shanmuga Sundara Raj, S., Velmurugan, D., Ponnuswamy, M.N., Shanmugam, G. and Kandaswamy, M., J. Cryst. Spec. Res., 24(3), 185.
(15) Synthesis and structural characterization of 2,6-bis-(N-methylenemorpholino)-4-methylphenol (MMP) and 2,6-bis-(N-methylenemorpholino)-4-bromophenol (MBrP) (1994). Shanmuga Sundara Raj, S., Ponnuswamy, M.N., Shanmugam, G. and Kandaswamy, M., J. Chem. Cryst., 24, 1.
(16) Crystal structure and conformation of N-(t-butoxycarbonyl)-L-alanyl-(S-benzyl)-L-cysteine methylester (1994). Sukumar, N., Ponnuswamy, M.N. and Jeyakumar, R., Bull. Chem. Soc. Japan, 67, 1976.
(17) STATCW and STATCN: Fortran programs for conducting statistical tests for centrosymmetry (1994). Parthasarathy, S., Sekar, S., Ponnuswamy, M.N., Elango, N. and Karthikeyan, S., J. Appl. Cryst., 27, 653.
(18) Structural characterization of 2,6-di(2-thioenyl-3,5-dimethyl piperidin-4-one (DTMP) in solution and solid state (1995). Sukumar, N., Ponnuswamy, M.N., Thenmozhiyal, J.C. and Jeyaraman, R., J. Chem. Cryst., 25(4), 177.
