Carlos Daniel Cruz, Murilo Arouca, Ailton Ribeiro, Maria Clara Pestana, and Vaninha Vieira. 2022. A Context Model to Support Accessibility in Video Calling Tools. In Proceedings of the 17th Brazilian Symposium on Collaborative Systems, April 25, 2022, Online, Brasil. SBC, Porto Alegre, Brasil, 146-158. DOI: https://doi.org/10.5753/sbsc.2022.19483.