mit Lukas

https://camperstyle.de/fkk-camping/

http://www.dw.com/de/nacktsein-in-deutschland/a-43960657

Bindrim, P. (1969). Nudity as a quick grab for intimacy in group therapy. Psychology Today, 3(1), 25.

Blank, L. (1969). Nudity as a Quest for Life Way it was Before Apple. Psychology Today, 3(1), 18.

Górnicka, B. (2016). Nakedness, Shame, and Embarrassment: A Long-Term Sociological Perspective (Vol. 12). Springer doi:10.1007/978-3-658-15984-9 ISBN 978-3-658-15983-2

West, K. (2018). Naked and unashamed: Investigations and applications of the effects of naturist activities on body image, self-esteem, and life satisfaction. Journal of Happiness Studies, 19(3), 677-697 doi:10.1007/s10902-017-9846-1

Barcan, R. (2004): Nudity: A cultural anatomy. Berg Publishers ISBN 1-85973-872-9

FKK und die nackten Tatsachen an der Ostsee – Die Welt