Jasmir, J., W. Riyadi, and P. A. Jusia. “Feature Extraction for Improvement Text Classification of Spam YouTube Video Comment Using Deep Learning”. Jurnal RESTI (Rekayasa Sistem Dan Teknologi Informasi), Vol. 7, no. 6, Dec. 2023, pp. 1371 -77, doi:10.29207/resti.v7i6.5249.