Automation of the Flesch Reading Ease Readability Formula, with Various Options
George R. Klare, Paul P. Rowe, M. Gregory St. John, Lawrence M. Stolurow · Reading Research Quarterly · 1969
George R. Klare, Paul P. Rowe, M. Gregory St. John, Lawrence M. Stolurow, Automation of the Flesch Reading Ease Readability Formula, with Various Options, Reading Research Quarterly, Vol. 4, No. 4 (Summer, 1969), pp. 550-559