%0 Journal Article %T Synthesis and Density Functional Theory Study of [1,2,3]Triazolo[4,5-d][1,2,4] Triazolo[4,3-a]Pyrimidine Derivatives: A Novel Heterocyclic System %A Mozafari, Sarina Sadat %A Shiri, Ali %A Bakavoli, Mehdi %A Akbarzadeh, Marzieh %A Saadat, Kayvan %A Etemadi, Yasaman %J Journal of Chemical Research %@ 1747-5198 %D 2016