@article{Kirkland1994,
author = {Kirkland, S.J. and Neumann, M.},
title= {Convexity and concavity of the Perron root and vector of Leslie matrices with applications to a population model},
year = {1994},
doi = {10.1137/S0895479893249228},
journal = {SIAM Journal of Matrix Analysis and Applications},
volume = {15},
number = {4},
pages = {1092--1107},
}