by 민별초롱(Min, Byulchorong), 정자용(Chung, Jayong)
Published in Journal of nutrition and health (2018)

by 김은혜(Kim, Eun-Hye), 정자용(Chung, Jayong)
Published in Journal of nutrition and health (2016)

by 박정은(Park, Jung-Eun), 이정란(Lee, Jeong-Ran), 정자용(Chung, Jayong)
Published in Journal of nutrition and health (2015)

by 신유경(Shin, You-kyung), 최지원(Choi, Ji-Won), 오세영(Oh, Se-Young), 정자용(Chung, Jayong)
Published in Journal of nutrition and health (2015)

by 정자용(Chung Jayong)
Published in Hanʼguk yongyang hakhoe chi (2005)

by 박보연(Park Bo-Yoen), 정자용(Chung Jayong)
Published in Hanʼguk yongyang hakhoe chi (2009)

by 안은정(Ahn Eun Jung), 노화영(Noh Hwa Young), 정자용(Chung Jayong), 백희영(Paik Hee Young)
Published in Hanʼguk yongyang hakhoe chi (2010)