1. Ayyad S.-E. N., El-Taweel F. M. A., Sofan M. A., El-Maati T. M. A., El-Agamey A. Gh.:
Reactions on activated nitriles: routes for synthesis of some new fused heterocycles containing-nitrogen
An. Quim., 91 (1995) , S 711-715
2. Elagamey A. A., Khodeir M. N. M., Yasin F. A., El-Taweel F. M. A.:
Activated nitriles in heterocyclic synthesis: studies on the chemistry of 4-cyanoacetyl-2,3-dimethyl-1-phenyl-5-pyrazolone (JOURNAL)
An. quim., 91 (1995) N 7 - 8, S 553-557
3. E. Alcalde, J.M. Garcia-Marquina, J. de Mendoza, An. Quim, 1974, 70, 959
4. CAPUTO O.; CATTEL L.; CERUTI A.; RUA G.:
SYNTHESE SCHWEFELHALTIGER HETEROCYCLEN-ANALOGA DES 4H,5H-PYRANO<4,3-B>PYRAN-4,5-DIONS. (JOURNAL)
ANN. CHIM., (ITAL.), 1974, 64, NO 9-10, 685-692 D2#7#O
Заранее премного благодарен!