고형석 2017-07-20T16:30:02Z 2017-07-20T16:30:02Z 20000000 2016 58035 http://search.kca.go.kr/libtechupload/3086578.pdf https://www.kca.go.kr/repo/handle/2015.oak/3486 3086578.pdf 고형석 http://creativecommons.org/licenses/by-nc-nd/2.0/kr/ 제3자를 위한 전자소비자계약에 있어서 청약철회권에 관한 연구 = A Study on the Right to withdraw in the Electronic Consumer Contract in Favour of Third Person 논문