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
Finkelstein EA, Kosa KM. Use of incentives to motivate healthy behaviors among employees. Gender issues. 2003 Jun;21(3):50-9. doi: 10.1007/s12147-003-0005-0