Mulyono, Herri
http://repository.uhamka.ac.id/2424/2/Turnitin%20Designing%20and%20Evaluating%20the%20Use%20of%20Smartphones.pdf
http://repository.uhamka.ac.id/2424/1/Designing%20and%20Evaluating%20the%20Use%20of%20Smartphones%20to%20Facilitate%20Online%20Testing%20in%20Second-Language%20Teacher%20Education%20%28SLTE%29%3A%20An%20Auto-Ethnographic%20Study.pdf