@article{House1988,
author = {House, J. S. and Umberson, D. and Landis, K. R.},
title= {Structures and processes of social support},
year = {1988},
doi = {10.1146/annurev.so.14.080188.001453},
journal = {Annual Review of Sociology},
volume = {14},
pages = {293--318},
}