Purnama DH, Saptawan A, Yusa MY. MODEL EFIKASI KOLEKTIF MASYARAKAT PALEMBANG PADA MASA PANDEMI COVID-19. pkns [Internet]. 2023Aug.21 [cited 2026May2];1(1):315-23. Available from: https://www.pkns.portalapssi.id/index.php/pkns/article/view/52