1.
Formal Grammar 2018 : 23rd International Conference, FG 2018, Sofia, Bulgaria, August 11-12,...
by Foret, Annie, Kobele, Greg,...
ISBN: 9783662577837
List Price: $59.99
2.
Formal Grammar : 22nd International Conference, FG 2017, Toulouse, France, July 22-23, 2017,...
by Foret, Annie, Muskens, Rein...
ISBN: 9783662563427
List Price: $59.99