Tienkamp, Aaf (2016) New Adult Romance: An Emerging Genre Masters, University of Groningen Topic NA romance sex/sexuality genre definitions
Valovirta, Elina (2019) "No Ordinary Love: The Romantic Formula of Stepsibling Erotica " Thinking with the Familiar in Contemporary Literature and Culture 'Out of the Ordinary' 161–180 DOI:10.1163/9789004406742_010 Topic NA romance erotic romance family
