Adnan Majeed. “DESIGN AND IMPLEMENTATION OF AN ANDROID-BASED GYM ASSISTANCE APPLICATION USING JAVA AND XML/ JAVA BLOCKCHAIN MOBILE APP”. Spectrum of Engineering Sciences 3, no. 12 (December 9, 2025): 104–151. Accessed June 24, 2026. https://thesesjournal.com/index.php/1/article/view/1622.