@techreport{memoire:habilitation:report:litp:89,
	author = "Jean-Pierre Briot",
	title = "Des Objets aux Acteurs -
		1982-1989: 7 Ans de R{\'e}flexion -
		{H}abilitation {\`a} Diriger des Recherches -
		{M}{\'e}moire de Synth{\`e}se",
	institution = "LITP",
	address = "Paris, France",
	number = "89-68",
	month = "September",
	year = "1989",
	note = "(in french)",
	file = "habilitation89"	  
}