Support for Programmed Instruction in an eTextbook. - Mostafa Mohammed; Piexuan Ge; Samnyeong Heo; Clifford A. Shaffer (SIGCSE, 2021)

Analyzing Student Session Data in an eTextbook. - Samnyeong Heo; Mohammed F. Farghally; Mostafa Mohammed; Clifford A. Shaffer (iTextbooks@AIED, 2023)