López Cortina , S. .; Elizondo Martínez , . P. .; Pérez Rodríguez , N. . .; Hernández Fernández , E.; Fernández Zertuche , M. . Synthesis of 3-Oxo-3-Phenyl-2,2,5-Trimethyl-1,3-Oxaphosphorinanes and Their Tetrafluoroborate Salts . QUIMICAHOY 2011, 1, 1-8.