Corneliu Rusu, Ioan Gavrea, Pauli Kuosmanen. On phase approximation by gain differences. In 5th IEEE International Conference on Electronics, Circuits and Systems, ICECS 1998, Surfing the Waves of Science and Technology, Lisbon, Portugal, September 7-10, 1998 . pages 497-500, IEEE, 1998. [doi]
Abstract is missing.