Effect of substituents in the cumulene and aryl fragments of aroylketenes on the stereoselectivity of Diels-Alder heteroreaction with mono-, bi-, and polycyclic terpenoids containing а carbonyl group / D. D. Nekrasov [и др.] // Chemistry of Heterocyclic Compounds. - 2010. - Т. 46, № 4. - С. 413-418 Доп.точки доступа: Nekrasov, D. D.; Obukhova, A. S.; Lisovenko, N. Yu.; Rubtsov, A. E.