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Pascual-Vera, B., Akin, B., Belloch, A., Bottesi, G., Clark, D., Doron, G., … Sica, C. (2019). The cross-cultural and transdiagnostic nature of unwanted mental intrusions. International Journal of Clinical and Health Psychology : IJCHP, 19(2), 85-96. https://doi.org/10.1016/j.ijchp.2019.02.005

Pascual-Vera, B., Akin, B., Belloch, A., Bottesi, G., Clark, D., Doron, G., … Sica, C. (1969). Maladaptive Consequences of Mental Intrusions with Obsessive, Dysmorphic, Hypochondriac, and Eating-disorders Related Contents: Cross-cultural Differences. International Journal of Clinical and Health Psychology : IJCHP, 22(1), 100275. https://doi.org/10.1016/j.ijchp.2021.100275 (Original work published 1969)