sentences:  In August 1996, he linked up with three other Cuban professionals who favored change, economist Marta Beatriz Roque, engineer Félix Bonne Carcassés and attorney René Gómez Manzano to form the Working Group for Internal Dissidence.They then published a paper titled "The Homeland Belongs to All," which discussed Cuba's human rights situation and called for political and economic reforms.They also called for a boycott of elections in Cuba's one-party system and for investors to avoid Cuba, giving several news conferences to discuss their concerns.