New synthesis of ferrocene monocarboxylic acid and systematic studies on the preparation of related key-intermediates - Federman Neto, Alberto; Miller, Joseph; Andrade, Vânia Faria de; Fujimoto, Susana Yumi; Afonso, Márcia Maísa de Freitas; Archanjo, Fernando Costa; Darin, Vítor André; Silva, Márcio Luís Andrade e; Borges, Áurea Dinizete Lanchote; Del Ponte, Gino (Zeitschrift fuer Anorganische und Allgemeine Chemie, 2002)