Kaswidjanti, W. et al. 2021. Content Based Image Retrieval Using Gray Level Co-Occurrence Matrix to Detect Pneumonia in X-Ray Thorax Image. Telematika: Jurnal Telematika dan Teknologi Informasi. 18, 2 (Oct. 2021), 244–254. DOI:https://doi.org/10.31315/telematika.v18i2.5508.