Muchamad Arif Al Ardha, Panji Bana, Kolektus Oky, Dani Primanata, Sauqi Sawa Bikalawan. Effectiveness of Implementing the Pickleball Sports Training Model for Middle Age People 45 – 54 Years Old among Journalists in Surabaya. IJETS [Internet]. 2024 Apr. 18 [cited 2025 Apr. 27];1(2):74-81. Available from: https://international.aspirasi.or.id/index.php/IJETS/article/view/44