1.
Hendricks C, Reinsberg SA, Rieger GW. The Adoption of an Open Textbook in a Large Physics Course: An Analysis of Cost, Outcomes, Use, and Perceptions. IRRODL [Internet]. 2017Jun.16 [cited 2022Jun.30];18(4). Available from: https://www.irrodl.org/index.php/irrodl/article/view/3006