@Article{Urbanski2001b,
	author =  	{Mariusz Urba\'{n}ski},
	title = 	{Synthetic Tableaux and Erotetic Search Scenarios: Extension and Extraction},
	journal = 	{Logique et Analyse},
	year = 		{2001},
	volume = 	{173-174-175},
	pages = 	{69--91},
}