AMRUDDIN, A.; PUJIYATI, W.; DEKAWATI, I. . Korelasi Sertifikasi dan Motivasi Kerja terhadap Kinerja Guru di Masa Pandemi Covid-19. Journal of Education and Teaching (JET), [S. l.], v. 2, n. 1, p. 28-35, 2021. DOI: 10.51454/jet.v2i1.65. Disponível em: https://jet.or.id/index.php/jet/article/view/65. Acesso em: 7 aug. 2025.