by 홍성화(Seonghwa Hong), 허희진(Huijin Heo), 이하나(Hana Lee), 이민아(Mina Lee), 이준수(Junsoo Lee), 박정환(Jeong Hwan Park)
Published in Han'guk Sikp'um Yŏngyang Kwahakhoe chi (01.04.2021)

by 백효선(Hyo-Seon Baek), 박정환(Jeong-hwan Park), 승인배(In-Bae Seung)
Published in Daehan hwan'gyeong gonghag hoeji (01.02.2019)

by 박정환(Jeong-Hwan Park), 이현성(Hyeon-Seong Lee), 이은서(Eun-Seo Lee), 한효정(Hyo-Jeong Han), 허윤희(Yun-Hee Heo), 최재호(Jae-Ho Choi)
Published in 방사선기술과학 (31.12.2023)

by 모수원(Soo-Won Mo), 이광배(Kwang-Bae Lee), 박정환(Jeong-Hwan Park)
Published in 무역연구 (30.04.2019)

by 모수원(Soo-Won Moa), 이광배(Kwang-Bae Lee), 박정환(Jeong-Hwan Park)
Published in 무역연구 (23.04.2018)

by 박정환(Jeong-Hwan Park)
Published in 한국컴퓨터정보학회 학술발표논문집 (2010)

by 임성후(Seoung Hu Lim), 정성심(Seoung Shim Jeong), 홍성도(Sungdo D. Hong), 박정환(Jeong Hwan Park), 김지혜(Ji Hae Kim)
Published in Soa--chʻŏngsonyŏn chŏngsin ŭihak = Journal of child & adolescent psychiatry (2006)

by 박정환(Jeong Hwan Park), 문수정(Sujeong Mun), 김성하(Sungha Kim), 배은경(Eun Kyung Bae), 이상훈(Sanghun Lee)
Published in 한국콘텐츠학회 논문지, 15(1) (2015)

by 배세은(Se-Eun Bae), 김보영(Boyoung Kim), 김성하(Sung-Ha Kim), 박정환(Jeong Hwan Park), 배은경(EunKyung Bae), 장진화(Jin-Hwa Jang), 이상훈(Sang-Hun Lee), 박재원(Jae Won Park), 신진섭(Jinseop Shin)
Published in 한국콘텐츠학회 논문지, 16(9) (2016)