Oscar Ramirez (1995), Reweighting in the hadronic LAr calorimeter Oscar Ramirez, Ph. D. in Heidelberg: Theory of DIS diffraction In 1995 Oscar Ramirez was finishing his Bachelor degree in the ESFM-IPN oscar ramirez (1995) ya se doctoro y se dedica a computacion, su email si quieres contactarlo es oscar.ramirez.del.prado@derdata.de