Issue No. 06 - June (1985 vol. 5)
Theo Pavlidis , AT&T Bell Laboratories
A scan-conversion Algorithm has Been Implemented as Part of an on-line Program for Interactive Graphics and Document preparation.
Theo Pavlidis, "Scan Conversion of Regions Bounded by Parabolic Splines", IEEE Computer Graphics and Applications, vol. 5, no. , pp. 47-53, June 1985, doi:10.1109/MCG.1985.276499