Formant speech synthesis: improving production quality. - Neal B. Pinto; Donald G. Childers; Ajit L. Lalwani (IEEE Trans. Acoust. Speech Signal Process., 1989)

Modeling vocal disorders via formant synthesis. - Ajit L. Lalwani; D. G. Childers (ICASSP, 1991)

A flexible formant synthesizer. - Ajit L. Lalwani; D. G. Childers (ICASSP, 1991)