@article{Tuljapurkar2009,
author = {Tuljapurkar, S. and Steiner, U.K. and Orzack, S.H.},
title= {Dynamic heterogeneity in life histories},
year = {2009},
doi = {10.1111/j.1461-0248.2008.01262.x},
journal = {Ecology Letters},
volume = {12},
number = {1},
pages = {93--106},
}