Hafeni , J., and C. N. Shimwooshili-Shaimemanya. “Challenges Chemistry Teachers Faced in Implementing the New NSSCO Chemistry Curriculum During the COVID-19 National Lockdown in Otjozondjupa Region, Namibia”. Namibia Educational Reform Forum Journal, vol. 33, no. 2, Jan. 2026, pp. 100-1, https://journals.nied.edu.na/index.php/nerfj/article/view/207.