Personal computer communications on intrabuilding power line LAN's using CSMA with priority acknowledgements. - John O. Onunga; Robert W. Donaldson (IEEE J. Sel. Areas Commun., 1989)

Performance analysis of CSMA with priority acknowledgments (CSMA/PA) on noisy data networks with finite user population. - John O. Onunga; Robert W. Donaldson (IEEE Trans. Commun., 1991)