Holovatiuk, V.M., Bezugly, Y.V. and Kashkovsky, V.I. 2014. Synthesis of new 4,4-spirocycloalkenic 1,2-diphenylpyrazolidine-3,5-dione derivatives by ring-closing metathesis reactions. Journal of Organic and Pharmaceutical Chemistry. 12, 3(47) (Sep. 2014), 33–37. DOI:https://doi.org/10.24959/ophcj.14.803.