Nikhil Chopra, Mark W. Spong. Output Synchronization of Nonlinear Systems with Relative Degree One. In Vincent D. Blondel, Stephen P. Boyd, Hidenori Kimura, editors, Recent Advances in Learning and Control. Volume 371 of Lecture Notes in Control and Information Sciences, pages 51-64, Springer, 2008. [doi]
Abstract is missing.