@article{Caswell2012,
author = {Caswell, H. and Shyu, E.},
title= {Sensitivity analysis of periodic matrix population models},
year = {2012},
doi = {10.1016/j.tpb.2012.03.008},
journal = {Theoretical Population Biology},
volume = {82},
number = {4},
pages = {329--339},
}