Lastari, D. W. .; Kartini, K. Analysis of Student Errors in Solving Problems With Positive and Negative Integers. J. Math Educ. Nusant. Wahana Publ. Karya Tulis Ilm. di Bid. Pendidik. Mat. 2022, 8 (2), 189-201. https://doi.org/10.29407/jmen.v8i2.18308.