@ARTICLE {, title = {Alfonz Haviar sedemdesiatročný}, author = {Monoszová, Gabriela and Snoha, Ľubomír}, journal = {Obzory matematiky, fyziky a informatiky}, year = {2009}, volume = {38}, number = {1}, pages = {70--72}, issn = {1335-4981}, note = {Jubileum}, }