Pendola, Andrew, Ismael Muñoz, Mayli Zapata, and Maryellen Schaub. “Early Opportunities and Fourth-Grade Success: State Pre-K Funding, Quality, and Access on Student Achievement”. Education Policy Analysis Archives 30 (August 23, 2022): (126). Accessed March 28, 2024. https://epaa.asu.edu/index.php/epaa/article/view/7144.