Erbium and ytterbium complexes with phosphates and phosphine oxides
Boris Anatol'evich Bushuk, Sergei Borisovich Bushuk, Nadezhda Fedorovna Cherepennikova, William Eliot Douglas, Georgy Konstantinovich Fukin, Iliya Sergeyevich Grigoriev, Larisa Grigor'evna Klapshina, Arie van der Lee, Vladimir Viktorovich Semenov
Volume 14, Issue 3, 109-111
Communication , 27 May 2004