A CLASS OF SOLUTIONS OF THE STEADY-STATE VACUUM EINSTEIN EQUATIONS Article BEISEKEEV S.B., GUTSUNAEV T.I. JETP Letters. Vol. 54. 1991. P. 599-602
SYNTHESIS, PROPERTIES AND STRUCTURE OF IRON(III) COMPLEX-COMPOUNDS WITH 1-(BENZENE SULFOACID-3)-3-METHYL-4-(5-CHLORO-2-HYDROXYBENZENESULFOACID-3)-AZOPYRAZOLONE-5 Article ZAITSEV B.E., PRONKIN P.P., ZAITSEVA V.A. ZHURNAL NEORGANICHESKOI KHIMII / Russian Journal of Inorganic Chemistry. Федеральное государственное бюджетное учреждение "Российская академия наук". Vol. 36. 1991. P. 3124-3128