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Martin, Brian W.; Kahlmeier, Sonja; Racioppi, Francesca; Berggren, Finn; Miettinen, Mari; Oppert, Jean-Michel; Rutter, Harry; Šlachta, Radim; van Poppel, Mireille; Maucec Zakotnik, Jozica; Meusel, Dirk; Oja, Pekka; Sjöström, Michael (2006). Evidence-based physical activity promotion: HEPA Europe, the European network for the promotion of health-enhancing physical activity Journal of Public Health, 14(2), pp. 53-57. Springer 10.1007/s10389-006-0029-5
