(1)
H Setyawan, W.; ., R.; ., N.; Budiman, A.; ., H.; Sumarno, A.; Rais, P. Challenged Solving in Listening Through T-Mobile Learning Model. IJET 2018, 7 (4.15), 443-446. https://doi.org/10.14419/ijet.v7i4.15.25253.