Néstor Kirchner fanned by the political weight of Buenos Aires province (the most populous in Argentina, with almost 40 percent of the national vote), and continued through the 2005 midterm elections. Without consensus in the PJ for a candidate for senator in the Buenos Aires province, both leaders had their wives run for office: Hilda González de Duhalde for the PJ and Cristina Fernández de Kirchner for the Front for Victory, which contested the election as a different party. Cristina Kirchner won the election. As in 2003, the elections were defined by Peronist factions; the opposition parties could not put up a
Repsol and commercialization, which remained exclusive to CAMPSA. In 1948, REPESA (Refinería de Petróleos de Escombreras S.A.) was incorporated for the installation of a refinery in the Valley of Escombreras (Cartagena). 'REPESA became the symbol of the increasing industrial consolidation in the refining sector, as it took on the production and marketing of petrol, oils and lubricants under its own brand name.' From the beginning, REPSOL was REPESA’s "star brand" of petroleum as a REPESA product brand. In 1999 Repsol bought 97.81% of the Argentine oil and gas company YPF S.A., which at the time was the largest oil-and-gas company in