@conference {Kokai_learningecg,
	title = {Learning {ECG} Grammars},
	booktitle = {Fifth Symposium on Programming Languages and Software Tools},
	year = {1997},
	pages = {84-95},
	author = {G. K{\'o}kai and Z. Alexin and Tibor Gyim{\'o}thy}
}
@conference {KCsGy97,
	title = {Learning syntax and semantics of {ECG} grammars},
	booktitle = {Proceedings of 5th Congress of IAAI},
	year = {1997},
	month = {sep},
	pages = {171},
	author = {G. K{\'o}kai and J. Csirik and Tibor Gyim{\'o}thy}
}
@inbook {springerlink:10.1007/3-540-63576-9_106,
	title = {Learning the syntax and semantic rules of an {ECG} grammar},
	booktitle = {AI*IA 97: Advances in Artificial Intelligence},
	series = {Lecture Notes in Computer Science},
	volume = {1321},
	year = {1997},
	pages = {171-182},
	publisher = {Springer Berlin / Heidelberg},
	organization = {Springer Berlin / Heidelberg},
	isbn = {978-3-540-63576-5},
	url = {http://dx.doi.org/10.1007/3-540-63576-9_106},
	author = {G. K{\'o}kai and J. Csirik and Tibor Gyim{\'o}thy},
	editor = {Lenzerini, Maurizio}
}
@conference {KokAleGyi96-ILP96,
	title = {Learning Biomedical Patterns},
	volume = {1314},
	year = {1996},
	pages = {159-168},
	author = {G. K{\'o}kai and Z. Alexin and Tibor Gyim{\'o}thy},
	editor = {Muggleton, S.}
}
