Larson, Matthew R., and Wendy M. Smith. “Distributed Leadership: Key to Improving Primary Students’ Mathematical Knowledge”. Journal of Mathematics Education at Teachers College 4, no. 1 (April 18, 2013). Accessed April 4, 2026. https://journals.library.columbia.edu/index.php/jgh/%25252509%25252509%25252509%25252509%25252509%25252509%25252509%25252509%25252509%25252509%25252509%25252509%25252509%25252509%25252509https:/journals.library.columbia.edu/index.php/jmetc/article/view/770.