Lukowski SL, DiTrapani J, Rockwood NJ, Jeon M, Thompson LA, Petrill SA. Etiological distinction across dimensions of math anxiety. Behav Genet. 2019 May;49(3):310-6. doi: 10.1007/s10519-018-09946-3
Mosconi M, Nelson LM, Hooper SR. Confirmatory Factor Analysis of the NEPSY for younger and older school-age children. Psychol Rep. 2008 Jun;102(3):861-6.