SPIN-SPIN INTERACTION CONSTANTS AND THE CONFORMATIONS OF 4-MEMBERED HETEROCYCLES Article FOMICHEV A.A., SAMITOV Y.Y., KOSTYANOVSKII R.G. ZHURNAL ORGANICHESKOI KHIMII. MEZHDUNARODNAYA KNIGA / Санкт-Петербургская издательская фирма "Наука" Академиздатцентра РАН. Vol. 17. 1981. P. 1154-1162
IDENTIFICATION AND CHARACTERIZATION OF CONJUGATIVE R-PLASMIDS OF CONDITIONALLY PATHOGENIC ESCHERICHIA-COLI ISOLATED FROM PATIENTS WITH CHRONIC PYELONEPHRITIS Article PEKHOV A.P., SHCHIPKOV V.P., SHCHIPKOVA N.I., DROBYSHEVA N.A. Antibiotiki. Vol. 25. 1980. P. 433-436