Sources From Object-Orientation to Formal Methods: Essays in Memory of Ole-Johan Dahl, Olaf Owe, Stein Krogdahl and Tom Lyche (eds.), Springer, Lecture Notes in Computer Science, Volume 2635, 2004. . . Pioneer who Prepared the Ground for Road to Java, Jonathan Bowen. The Times Higher Education Supplement, 1677:34, 4 February 2005.
Sources From Object-Orientation to Formal Methods: Essays in Memory of Ole-Johan Dahl, Olaf Owe, Ste,in Krogdahl and Tom Lyche (eds.), Springer Lecture Notes in Computer Science, Volume 2635, 2004. . . Pioneer who Prepared the Ground for Road to Java, Jonathan Bowen. The Times Higher Education Supplement, 1677:34, 4 February 2005.