Windy Fadhilah Susanti, Seftin Fitri Ana Wati, and Tri Luhur Indayanti Sugata. “UI/UX Design of the ‘PrintOn!’ Printing Services Marketplace for UMKM Photocopying and Printing Businesses Using the User Centered Design Method”. JURNAL TEKNOLOGI DAN OPEN SOURCE 8, no. 2 (December 1, 2025): 495 - 505. Accessed December 7, 2025. http://ejournal.uniks.ac.id/index.php/JTOS/article/view/4688.