Ngo V, Perez Lacera L, Closser AH, Ottmar E. The Effects of Operator Position and Superfluous Brackets on Student Performance in Simple Arithmetic. JNC [Internet]. 2023Mar.31 [cited 2024May6];9(1):107-28. Available from: https://jnc.psychopen.eu/index.php/jnc/article/view/9535