@article{doi:, author = {Shaban, Mohammed A. E. and Nasr, Adel Z. and Taha, Mamdouh A. M.}, title = {Synthesis of Condensed 1,2,4-Triazolo-Heterocycles}, journal = {Med J Islamic World Acad Sci}, volume = {3}, number = {4}, pages = {255-261}, year = {1990}, doi = {}, note ={doi: }, URL = {https://dx.doi.org/}, eprint = {https://dx.doi.org/} }