@InProceedings{Koller2017,
AUTHOR = {Koller, Alexander},
TITLE = {A feature structure algebra for FTAG},
YEAR = {2017},
MONTH = {September},
BOOKTITLE = {Proceedings of the 13th International Workshop on Tree Adjoining Grammars and Related Formalisms (TAG+13)},
ADDRESS = {Umea, Sweden},
NOTE = {AK} }
