이윤표 이춘식 윤성영 2024-01-21T19:31:01Z 2024-01-21T19:31:01Z 2022-01-10 1996-08 https://pubs.kist.re.kr/handle/201004/144365 Cold energy storage using direct contact heat transfer. Article 3 Journal of air-conditioning and refrigeration, v.v. 3, pp.69 - 80 Journal of air-conditioning and refrigeration v. 3 69 80 direct contact method