@INPROCEEDINGS{Shahbazi2015AnalyticalApproximationDouble, author = {M. Shahbazi and R. Babu\v{s}ka and G.A.D. Lopes}, title = {Analytical Approximation for the Double-Stance Phase of a Walking Robot}, booktitle = {Proceedings IEEE International Conference on Robotics and Automation ({ICRA})}, address = {Seattle, USA}, month = may, pages = {5754--5760}, year = {2015} }