Želvys, Rimantas. “The PISA Phenomenon: The Many Faces of International Student Assessment”. Acta Paedagogica Vilnensia 37 (December 27, 2016): 9–17. Accessed October 31, 2026. https://zurnalai.vu.lt/acta-paedagogica-vilnensia/article/view/10462.