Hughes, Roxanne, and Kari Roberts. “The Role of STEM Self-Efficacy on STEM Identity for Middle School Girls After Participation in a Single-Sex Informal STEM Education Program”. International Journal of Gender, Science and Technology, vol. 11, no. 2, Nov. 2019, pp. 286-11, https://genderandset.open.ac.uk/index.php/genderandset/article/view/549.