@inproceedings{inproceedingsa4c5b734, title = {Synthesis and caharacterization of a tetramethylurea adduct of a biscyclopentadienyl ytterium (ii) complex x-ray crystal structure of ybc 'P IND.2'.2 tmu}, author = {Silva-Valenzuela, M G and Zinner, Lea Barbieri and Domingos, A and Marques, Nélson and Matos, A P}, year = {1994}, booktitle = {International Conference on F-Elements} }