KARTIKANINGRUM, Yulia. The Impact of Human Resource Planning and Development on The Productivity of SMEs in The Bulak District of Surabaya During The Covid-19 Pandemic. Journal Research of Social Science, Economics, and Management, [S. l.], v. 5, n. 10, p. 12194–12212, 2026. Disponível em: https://jrssem.publikasiindonesia.id/index.php/jrssem/article/view/1504. Acesso em: 30 may. 2026.