@conference {1112,
	title = {Reconstruction of discrete sets from four projections: Decomposable cases},
	booktitle = {Conference of PhD Students in Computer Science},
	volume = {Volume of Extended Abstracts},
	year = {2004},
	month = {July 2004},
	pages = {22},
	author = {P{\'e}ter Bal{\'a}zs and Attila Kuba},
	editor = {Tibor Csendes and P{\'e}ter G{\'a}bor Szab{\'o} and Mariann Seb{\H o} and Bal{\'a}zs B{\'a}nhelyi and Judit J{\'a}sz and Gabriella Nagyn{\'e} Hecsk{\'o}}
}
