B. R. Kartawinata, A. Akbar, A. Wardhana, and K. F. Citra, “Influence of Financial Literacy and Frugal Lifestyle on the Concept of Childfree in Childbearing Age Couples (PUS) in West Java”, J. Bus. Manag. Econ. Development., vol. 2, no. 02, pp. 589–601, Mar. 2024.