@article {chen2019seismic,
	title = {Seismic performance of a nonlinear energy sink with negative stiffness and sliding friction},
	journal = {Structural Control and Health Monitoring},
	volume = {26},
	number = {11},
	year = {2019},
	pages = {e2437},
	publisher = {Wiley Online Library},
	author = {Chen, Yangyang and Qian, Zhichao and Chen, Kai and Tan, Ping and Tesfamariam, Solomon}
}
