@article{article3e92a6f6,
title   = {Richards growth model and viability indicators for populations subject to interventions},
author = {Loibel, Selene Maria Coelho and Andrade, Marinho Gomes de and Val, João Bosco Ribeiro do and Freitas, Alfredo Ribeiro de},
year = {2010},
doi = {10.1590/s0001-37652010000400028},
journal   = {Anais da Academia Brasileira de Ciências}
}