"Isomerization"@en . . . "Ruthenium"@en . . "Nonlinear optical properties"@en . . "Excited states"@en . . "Kostin" . . . . "Metastable states"@en . "Vanadium"@en . "Ruthenium nitrosyl"@en . "Gennadiy" . "Gennadiy A Kostin" . "Photocrystallography"@en . <0000-0002-7216-6072> . "Oxidovanadium complexes"@en . "Linkage isomers"@en . "Nitrosyl"@en .