@inproceedings{TAPSOFT-1995-KaraliH,
	author        = "Isambo Karali and Constantin Halatsis",
	booktitle     = "{Proceedings of the Sixth International Joint Conference on Theory and Practice of Software Development}",
	doi           = "10.1007/3-540-59293-8_215",
	isbn          = "3-540-59293-8",
	pages         = "486--500",
	publisher     = "{Springer}",
	title         = "{A Refinement of Import/Export Declarations in Modular Logic Programming and its Semantics}",
	year          = 1995,
}