Maphutha, K., S. Maoto, and P. Mutodi. “Exploring Grade 11 learners’ Mathematical Connections When Solving Two-Dimensional Trigonometric Problems in an Activity-Based Learning Environment”. Journal on Mathematics Education, vol. 14, no. 2, Apr. 2023, pp. 293-10, doi:10.22342/jme.v14i2.pp293-310.