1 http://queer-lexikon.net/desire/heterosexualitaet
2 http://williamsinstitute.law.ucla.edu/research/census-lgbt-demographics-studies/how-many-people-
are-lesbian-gay-bisexual-and-transgender/
3 http://queer-lexikon.net/queer/heteronormativitaet
4 https://de.wikipedia.org/wiki/Kinsey-Skala
5 https://de.wikipedia.org/wiki/Kinsey-Report
6 https://de.wikipedia.org/wiki/Sexuelle_Revolution#Die_Kinsey-Reports