Njagi K, Zuping Z, Marisa G. A Fine Tuned Universal Language Model Fine-Tuning (ULMFiT) Approach for Airline Twitter Sentiment Analysis. IJSBAR. 2020;52(1):51-66. Accessed September 22, 2025. https://www.gssrr.org/JournalOfBasicAndApplied/article/view/11034