Ballesteros, S., J. M. Reales, and D. Manga. “Effects of Type of Design (Blocked Vs. Randomized) on Stroop and Emotional Stroop Tasks”. Psicothema, vol. 12, no. Suplemento, Dec. 2000, pp. 60-63, https://reunido.uniovi.es/index.php/PST/article/view/7642.