COMPLEX COMPOUNDS OF A SERIES OF D METALS WITH RUBAZINIC ACID (HRUB). CRYSTAL AND MOLECULAR STRUCTURE OF [CO(H2O)6](NO 3)2 • 2HRUB Article Kovalchukova O.V., Strashnova S.B., Ilyukhin A.B., Sergienko V.S., Zaitsev B.E., Volyanskii O.V., Korolev O.V., Dutova T.Ya. Russian Journal of Coordination Chemistry/Koordinatsionnaya Khimiya. Vol. 36. 2010. P. 751-756