Efficiency and development of guanidine chelate catalysts for rapid and green synthesis of 7‐amino‐4,5‐dihydro‐tetrazolo[1,5‐<i>a</i>]pyrimidine‐6‐carbonitrile derivatives supported by density functional theory (DFT) studiesMahmoud Abd El Aleem Ali Ali El‐Remaily, Ahmed M. Abu‐Dief, Mohamed A. El Hamd et al.|Applied Organometallic Chemistry|2023Cited by 78