AVIRAL TIWARI, MUHAMMAD SHAHBAZ, MUHAMMAD SHAHBAZ SHABBIR. Is Per Capita GDP Non-linear Stationary in SAARC Countries?. European Economic Letters (EEL), [S. l.], v. 1, n. 1, p. 01–05, 2022. DOI: 10.52783/eel.v1i1.1. Disponível em: https://eelet.org.uk/index.php/journal/article/view/1. Acesso em: 22 oct. 2025.