Bryans-Bongey, S. . E., and C. . Rosen. “Strategic Professional Development for Busy Teachers: Profile of a High-Impact Instructional Design”. International Journal of Learning, Teaching and Educational Research, vol. 18, no. 10, Oct. 2019, pp. 220-32, http://www.ijlter.myres.net/index.php/ijlter/article/view/487.