@inbook{Sun2021b,
author = "W. Sun and N. Pinkwart and T. Li",
title = "Current State of Learning Analytics: A Synthesis Review Based on the Combination of Activity Theory and Pedagogy",
year = 2021,
booktitle = "Advancing the Power of Learning Analytics and Big Data in Education",
publisher = "IGI Global",
pages = "1-28"
}