De Smedt, Koenraad (1990). IPF: An incremental parallel formulator. In Dale, Robert; Mellish, Chris; Zock, Michael (Eds.), Current research in natural language generation (pp. 167-192). London: Academic Press.
The figures are screenshots scanned from prints and provided in gray-scale jpeg format in different resolutions.
The numbering follows the captions in the electronic version on this site. Note that the figure numbers in the printed version are different.