Nonmonotonic Logic in Knowledge-Based Systems (1987)
AUTHORS:
Niemelä Ilkka
@misc{ Niemela87, author = {Niemel{\"a}, Ilkka}, howpublished = "{Master's Thesis} (in Finnish), Helsinki University of Technology, Department of Electrical Engineering", year = "1987", title = "Nonmonotonic Logic in Knowledge-Based Systems" }