Kindzierski, C. M., A. Ait Si Mhammed, N. Wallace, and C. Lesh. “State Assessments: Does a Charter School Truly Demonstrate Higher Proficiency Than Its Public Counterpart?”. Current Issues in Education, Vol. 16, no. 2, Aug. 2013, https://cie.asu.edu/ojs/index.php/cieatasu/article/view/1072.