Electrospray ionization mass spectrometric characterization of key Te(IV) cationic intermediates for the addition of Te'Cl IND. 4'to alkynes - Santos, Leonardo Silva; Cunha, Rodrigo Luiz Oliveira Rodrigues; Comasseto, João Valdir; Eberlin, Marcos Nogueira (Rapid Communications in Mass Spectrometry, 2007)