Design features of a real-time electrocardiographic monitoring system. - David Vereeke; L. Julian Haywood; Steven Saltzberg; George Harvey (ACM Annual Conference (1), 1972)

Effect of simultaneous random amplitude and frequency modulation on ECG power spectra. - Vrudhula K. Murthy; John M. Richardson; L. Julian Haywood (Inf. Sci., 1977)

Recognition of generalized markoff processes and application to electrocardiography. - John M. Richardson; Vrudhula K. Murthy; L. Julian Haywood (Inf. Sci., 1978)