Adityasiwi, Gian, 		Wirata, Resta Betaliani, 		Wijanarko, Fajar, 		Susanto, Nicholas Adi Perdana, AND 		Nugroho, Triyanto.
" Diaphragmatic Breathing for Improving Lumbar Flexibility: An Experimental Study on Final-Year Students at STIKES Bethesda Yakkum Yogyakarta" <em>Majalah Ilmiah Fisioterapi Indonesia</em> [Online], Volume 13 Number 1 (23 February 2025)