FACILE METHODS FOR THE SYNTHESIS OF 8-YLIDENE-1,2,3,8-TETRAHYDROBENZAZECINES ArticleTitov A.A., Kobzev M.S., Borisova T.N., Listratova A.V., Evenko T.V., Varlamov A.V., Voskressensky L.G.European Journal of Organic Chemistry. Vol. 2020. 2020. P.. 3041-3049