Elizabeth Klammer, John R. Slate, and Cynthia Martinez-Garcia. 2023. “ifferences in rade athematics erformance of tudents in overty etween harter and raditional lementary chools: ultiyear exas nalysis”. esearch and dvances in ducation 2 (10):1-12. https://www.paradigmpress.org/rae/article/view/820.