Purwanti, Lilik, Soelchan Arief Effendi, Aryo Prakoso, and Sartika Fasta. 2023. “Revealing Boarding Room Pricing Practices During the Covid-19 Pandemic”. Jurnal Mantik 7 (3):2391-99. https://doi.org/10.35335/mantik.v7i3.4369.