Purwani, I., 		Tianing, N., & 		Griadhi, I.
(2018).
THE ABDOMINAL DRAWING-IN MANEUVER AS WELL AS CORE STRENGTHENING EXERCISE IN IMPROVING THE POWER OF CORE MUSCLE ON SMAN 1 GIANYAR STUDENTS.
<em>Majalah Ilmiah Fisioterapi Indonesia, 5</em>(3), 13-18.
doi:10.24843/MIFI.2017.v05.i03.p03