Smith, R., and A. Klases. “Predictors of Love Attitudes: The Contribution of Cultural Orientation, Gender Attachment Style, Relationship Length and Age in Participants From the UK and Hong Kong”. Interpersona: An International Journal on Personal Relationships, Vol. 10, no. 1, May 2016, pp. 90-108, doi:10.5964/ijpr.v10i1.204.