van der Veer, Peter Religious Diversity, MPI for the Study of Religious and Ethnic Diversity, Max Planck Society;
http://muse.jhu.edu/journals/social_research/summary/v076/76.4.van-der-veer.html (Verlagsversion)
van der Veer, P. (2009). Spirituality in Modern Society. Social Research, 76(4), 1-24.