According to several media reports, Latin superstar, Paulina Rubio has been accused by her ex-husband of coPaulina Rubio ncealing assets during their divorce proceedings earlier this year.  The couple divorced in March and the pop-star reportedly agreed to pay ex-husband Nicolas Vallejo-Najera $6,750 a month for three years.  Vallejo-Najera now claims, in Miami-Dade Family Court,