*Obersteiner, A., Van Hoof, J., Verschaffel, L., & Van Dooren, W. (2015). Who can escape the natural number bias in rational number tasks? A study involving students and experts. <i>British Journal of Psychology</i>. Advance online publication. doi:10.1111/bjop.12161 | *Obersteiner, A., Van Hoof, J., Verschaffel, L., & Van Dooren, W. (2015). Who can escape the natural number bias in rational number tasks? A study involving students and experts. <i>British Journal of Psychology</i>. Advance online publication. doi:10.1111/bjop.12161 |