@article {RPH95,
	title = {O caracterizare structurala a multimilor partiale D-continue},
	journal = {Studii si Cercetari Matematice},
	volume = {47},
	number = {1},
	year = {1995},
	pages = {81-96},
	author = {B. Romila and C. Preda and Cs. Holl{\'o}}
}
@booklet {RPH93,
	title = {O caracterizare structurala a multimilor partiale D-continue},
	year = {1993},
	note = {TDK},
	author = {B. Romila and C. Preda and Cs. Holl{\'o}}
}
