@ARTICLE{c.a.monje2017retrofittingfractional-orderdynamics, TITLE = {Retrofitting Fractional-Order Dynamics to an Existing Feedback Control System: From Classical Proportional (PI) Control to Fractional-Order Proportional-Derivative (FOPD) Control}, JOURNAL = {International Research Journal on Innovative Engineering, Science and Technology}, VOLUME = {0}, NUMBER = {0}, PAGES = {0 - 0}, YEAR = {2017}, AUTHOR = {C.A. Monje, Emmanuel A. González, Aleksei Tepljakov, Ivo Petras} }