@incollection{Qin19,
author = {Xiaofeng Qin},
title = {Contact Strength of Material},
booktitle = {Strength of Materials},
publisher = {IntechOpen},
address = {Rijeka},
year = {2019},
editor = {Héctor Jaramillo S. and Julian Arnaldo Avila and Can Chen},
chapter = {4},
doi = {10.5772/intechopen.90228},
url = {https://doi.org/10.5772/intechopen.90228}
}