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by Haerpfer, Christian; Bernhagen, Patrick; Welzel, Christian; et al.
by Inglehart, Ronald F.
by Ronald Inglehart , Christian Welzel
by Ronald Inglehart , Pippa Norris
by Norris, Pippa; Inglehart, Ronald
by INGLEHART; RONALD
by Inglehart, Ronald
by Basáñez, Miguel E.; Inglehart, Ronald F.