Voltas, Núria, Carmen Hernández-Martínez, Victoria Arija, y Josefa Canals. 2016. «The Three-Year Developmental Trajectory of Anxiety Symptoms in Non-Clinical Early Adolescents». Psicothema 28 (Número 3):284-90. https://reunido.uniovi.es/index.php/PST/article/view/11292.