@article {Agudo_etal_pami2018,
author = {Agudo, A. and Moreno-Noguer, F.},
title = {Force-based Representation for Non-Rigid Shape and Elastic Model Estimation},
journal = {IEEE Transactions on Pattern Analysis and Machine Intelligence (TPAMI)},
volume     = 40,
number     = 9,
pages      = {2137-2150},
year = {2018}, 
}