Validity and Reliability of Self-Initiated Professional Development (SI-PD) Instrument: A Rasch Measurement Model approach for Pilot Study. International Journal of Academic Research in Progressive Education and Development, [S. l.], v. 10, n. 4, 2021. Disponível em: https://ijarped.com/index.php/journal/article/view/1996. Acesso em: 10 mar. 2026.