A polynomial time algorithm for an exact encoding of space containing polygonal obstaclesBHARAT PRASAD; LAKSHMAN PRASAD; IYENGAR, S. S et al.International journal of computer mathematics. 1994, Vol 51, Num 3-4, pp 141-156, issn 0020-7160Article

COMPLEXES OF VO(IV), MN(II), CO(II), NI(II), CU(II) & ZN(II) WITH N-ACETYL-N'-ISONICOTINOYLHYDRAZINE.AGGARWAL RC; SINGH NK; LAKSHMAN PRASAD et al.1976; INDIAN J. CHEM., A; INDIA; DA. 1976; VOL. 14; NO 5; PP. 325-327; BIBL. 22 REF.Article

COMPLEXES OF BENZOYLISONICOTINIC ACID HYDRAZIDE WITH VO(II), MN(II), CO(II), NI(II), CU(II) & ZN(II).AGGARWAL RC; SINGH NK; LAKSHMAN PRASAD et al.1976; INDIAN J. CHEM., A; INDIA; DA. 1976; VOL. 14; NO 3; PP. 181-183; BIBL. 19 REF.Article