Columbia subject headings:
Harvard subject headings:
Cross-dressers--Portugal--Lisbon.
Gender nonconformity--Portugal--Lisbon.
Prostitutes--Portugal--Lisbon.
Prostitution--Portugal--Lisbon.
Transgender people--Portugal--Lisbon.
Transphobia--Portugal.
Princeton subject headings:
Cross-dressers--Portugal--Social conditions.
Marginality, Social--Portugal.
Portugal--Social conditions--21st century.
Sex workers--Portugal--Social conditions.
Transsexuals--Portugal--Social conditions.