@article {278016,
	title = {A 3D-printed, functionally graded soft robot powered by combustion},
	journal = {Science},
	volume = {349},
	year = {2015},
	pages = {161-165},
	author = {Nicholas W. Bartlett and Michael T. Tolley and Johannes T B Overvelde and James C. Weaver and Mosadegh, Bobak and Katia Bertoldi and Whitesides, George M. and Robert J. Wood}
}
