1. Mathematical communication: what and how to develop it in mathematics learning;Qohar,2011
2. Mathematical communication through written and oral Expression;Wilson;J. Math. Educ.,2019
3. Oral communication apprehensions and academic performance of grade 7 students;Cristobal;Asia Pacific J. Multidiscip. Res.,2018
4. Study mathematics communication skills of junior high school students in solving circle problems;Ramadhani;J. Maldives,2108