Egbert, N., & Polk, D. (2006). Speaking the language of relational maintenance: A validity test of chapman's (1992) Five Love Languages. Communication Research Reports, 23(1), 19-26. doi:10.1080/1746490500535822
Killoren, S. E., Wheeler, L. A., Updegraff, K. A., Rodríguez de Jésus, S. A., & McHale, S. M. (2015). Longitudinal associations among parental acceptance, familism values, and sibling intimacy in Mexican-origin families. Family Process, 54(2), 217-231. doi:10.1111/famp.12126