Nonlinear continuous phase modulation. - John P. Fonseka; Rongqiang Mao (IEEE Trans. Commun., 1994)

Generalized nonlinear continuous phase modulation. - John P. Fonseka; Rongqiang Mao (IEEE Trans. Commun., 1995)

Nonlinear multi-h phase codes for CPFSK signaling. - Rongqiang Mao; John P. Fonseka (IEEE Trans. Commun., 1995)