Studying this means:
- reading historical academic articles;
- reading theoretical academic articles;
- reading practical academic articles.
Historical academic articles
- B. S. Hewlett and B. L. Hewlett, Sex and searching for children among Aka foragers and Ngandu farmers of Central Africa, 2010, English. S8: Aka and Ngandu sexuality.
Theoretical academic articles
- Robert L. Kinney III, Homosexuality and scientific evidence: On suspect anecdotes, antiquated data, and broad generalizations, 2015, English.