Synthesis of Ferrocenyl-1-(4-pyridylmethyl)- and Ferrocenyl-1-[2-hydroxy-1,2-bis(4-pyridyl)ethyl]pyrazoles - López, Eduardo A Vázquez; Klimova, Elena I; Klimova, Tatiana; Toledano, Cecilio Alvarez; Ruíz Ramírez, Lena; Toscano, Ruben Alfredo; Martínez García, Marcos (Synthesis, 2004)