정보과학과 기술 PDF 2022-1
http://www.dprkmedia.com.00991137000a.erf.sbb.spk-berlin.de/Uploaded/Journal/2131/KPJ_80943.pdf
Information Science And Technology (dprkmedia) March 12, 2022
http://www.dprkmedia.com.00991137000a.erf.sbb.spk-berlin.de/Uploaded/Journal/2131/KPJ_80943.pdf