Na, Ju-ye (July 18, 2022). "'아들·딸 모두 귀해'... 자녀 성별도 파티로 즐기는 2030 예비 부모들" ['Both Sons and Daughters are Precious' ... Expecting Parents in Their 20s and 30s are Even Celebrating Their Child's Gender With Parties]. Hankook Ilbo (in Korean). Retrieved June 13, 2023.