Purwanto, J. ., Rahma, I. N. ., Gunawan, G. and Kusuma, J. W. . (2022) “THE EFFECT OF MATHEMATICS PROBLEM-SOLVING ABILITY AND LEARNING INDEPENDENCE ON MATHEMATICS LEARNING ACHIEVEMENT IN ONLINE LEARNING”, International Journal of Economy, Education and Entrepreneurship (IJE3), 2(2), pp. 309–316. doi: 10.53067/ije3.v2i2.78.