TY - SER AU - Riveros,Liseth AU - Jaimes,Blanca AU - Jaimes,Blanca TI - Determination of asphaltene and resin content in venezuelan crude oils by using flourescence spectroscopy and partial least squares regression KW - Asfaltenos KW - Resinas KW - Venezuela KW - Petróleo crudo KW - Espectroscopía ER -