MAZAL, Ctibor, Jakub ČASTULÍK a Jaroslav JONAS. Substituted alpha-methylene lactones in 1,3-dipolar cycloaddition reactions. In
7th Blue Danube Symposium on Heterocyclic Chemistry. Eger: Institute of Chemistry, chemical Resesarch Center Hungarian Academy of Science, 1998, s. OC7, 1 s.