@article{Wiik2009,
author = {Wiik, K.A. and Bernhardt, E. and Noack, T.},
title= {A Study of Commitment and Relationship Quality in Sweden and Norway},
year = {2009},
doi = {10.1111/j.1741-3737.2009.00613.x},
journal = {Journal of Marriage and Family},
volume = {71},
number = {3},
pages = {465--477},
}