Trimmer, BarryLewis, JenniferShepherd, Robert F.Lipson, Hod2017-07-202015Trimmer, Barry, Jennifer A. Lewis, Robert F. Shepherd, and Hod Lipson. 2015. “3D Printing Soft Materials: What Is Possible?” Soft Robotics 2 (1) (March): 3–6. doi:10.1089/soro.2015.1502.2169-5172http://nrs.harvard.edu/urn-3:HUL.InstRepos:33471107en-USJournal Article2015-08-10Trimmer, B, JA Lewis, RF Shepherd, and H Lipson10.1089/soro.2015.1502