Ingles, C. J., Urbán, D. J. A., Castanheira, J., & Garcia-Fernandez, J. M. . (2022). Portuguese version of the Questionnaire about Interpersonal Difficulties for Adolescents: reliability and validity. Revista De Estudios E Investigación En Psicología Y Educación, 9(1), 39–57. https://doi.org/10.17979/reipe.2022.9.1.8729