Structural Investigation of 5-Hydrazono-5, 6, 7, 8-tetrahydro-2H-1-benzopyran-2-ones and 5, 6, 7, 8-Tetrahydroquinoline-2, 5(1H)-diones. - Simona Golic Grdadolnik; P. Trebe; M. Kocevar; Tomaz Solmajer (J. Chem. Inf. Comput. Sci., 1997)