found: His El moviment obrer a Mallorca, 1973.
found: La huelga general, 1991:t.p. (Pere Gabriel)
found: Catalunya, naciĆ³ d'Europa, 2014:page 5 (director of part 2, Pere Gabriel i Sirvent)
found: Wikipedia [Spanish], June 1, 2018(Pere Gabriel Sirvent (Tarrasa, 1945) is a Spanish historian, professor and professor of contemporary history at the Autonomous University of Barcelona, specializing in the social and cultural field of contemporary Catalonia, a topic in which he is considered an expert.)