Fitriani, Sri Wahyuningsih, Agustina Widayati, and Sunanto. “The Effect of Baby Spa on Body Weight Changes in Babies Aged 3-6 Months”. Health and Technology Journal (HTechJ) 1, no. 3 (June 23, 2023): 311–317. Accessed July 8, 2025. https://journalkhd.com/ojs/index.php/htechj/article/view/63.