1.
Ahdhianto E, Masula S, Thohir MA, Khotimah K. Development of PBL-based e-modules to improve problem-solving and critical thinking skills of elementary school students. J. Math Educ. Nusant. Wahana Publ. Karya Tulis Ilm. di Bid. Pendidik. Mat. 2024;10(1):167-178. doi:10.29407/jmen.v10i1.22376