Arangote, R. J., T. A. . Dela Paz, and P. M. Vinarao. “Offline-Online Submission and Assessment System (OSAS) Chatbot As an E-Tool on Retrieval of learners’ Outputs in Earth and Life Science During the Distance Learning”. Journal of Technology Innovations and Energy, vol. 1, no. 3, Sept. 2022, pp. 9-15, doi:10.56556/jtie.v1i3.249.