1.
Felix Estrella. Face-to-Face VS. Emergency Remote Teaching During the Covid-19 Lockdown: A Comparative Analysis of Ecuadorian Undergraduate Polytechnic Students’ Performance. SSSH [nternet]. 2022 Oct. 17 [cited 2025 Apr. 30];1(3):72-88. vailable from: https://www.paradigmpress.org/SSSH/article/view/262