@incollection{Wei08,
author = {Xiaozhou Wei and Johnny Loi and Lijun Yin},
title = {Classifying Facial Expressions Based on Topo-Feature Representation},
booktitle = {Affective Computing},
publisher = {IntechOpen},
address = {Rijeka},
year = {2008},
editor = {Jimmy Or},
chapter = {5},
doi = {10.5772/6185},
url = {https://doi.org/10.5772/6185}
}