@article{McCrae2004,
author = {McCrae, R.R. and Costa Jr., P.T. and Hr̆ebíc̆ková, M. and Urbánek, T. and Martin, T.A. and Oryol, V.E. and Rukavishnikov, A.A. and Senin, I.G.},
title= {Age differences in personality traits across cultures: Self-report and observer perspectives},
year = {2004},
doi = {10.1002/per.510},
journal = {European Journal of Personality},
volume = {18},
number = {2},
pages = {143--157},
}