Zaqiyah, N. N., and H. M. Caesarina. “Learning Mathematics Using Props During The Covid-19 Pandemic As An Effort To Increase Children’S Interest In Learning Mathematics”. Prosiding Pengembangan Masyarakat Mandiri Berkemajuan Muhammadiyah (Bamara-Mu), vol. 1, no. 1, Sept. 2021, pp. 206-13, https://proceeding.mbunivpress.or.id/index.php/bamara/article/view/37.