Attia, W. S., Elmansy, S. (2019). 'The relationship between the source of support and the timing of its Provision on Electronic Platforms in Developing Skills in Digital Learning and Achievement Motivation Academic for the Hard of Hearing', مجلة البحوث في مجالات التربية النوعية, 5(22 Tec4), pp. 136-280. doi: 10.21608/jedu.2019.108879