@article{hines2012shape, title = {Shape memory polymer-based flexure stiffness control in a miniature flapping-wing robot}, author = {Hines, Lindsey and Arabagi, Veaceslav and Sitti, Metin}, journal = {IEEE Transactions on Robotics}, volume = {28}, number = {4}, pages = {987--990}, publisher = {IEEE}, year = {2012}, doi = {} }