@article {365446,
	title = {Biomimetic 4D Printing},
	journal = {Nature Materials},
	volume = {15},
	year = {2016},
	pages = {413-419},
	author = {A. S. Gladman and E. A. Matsumoto and R. G. Nuzzo and L. Mahadevan and J. A. Lewis}
}
