Erbes, Stella, McKenna Wizner, and Jackie Powlis. “Understanding the Role of Traditional & Proficiency-Based Grading Systems Upon Student Learning and College Admissions”. Journal of Higher Education Theory and Practice 21, no. 10 (September 30, 2021). Accessed July 22, 2024. https://articlegateway.com/index.php/JHETP/article/view/4625.