Avetisyan, A.A. et al. 2003. THE SYNTHESE OF NEW DERIVATIVES OF UNSATURATED γ-LACTONES CONTAINING TETRAZOLE RING. Proceedings of the YSU B: Chemical and Biological Sciences. 38, 1 (203) (Dec. 2003), 76–79. DOI:https://doi.org/10.46991/PYSU:B/2004.38.1.076.