@ARTICLE {, title = {Zomrel prof. RNDr. Beloslav Riečan, DrSc. Dr.h.c. Spiritus mathematicus et musicus slovakiensis}, author = {Dvurečenskij, Anatolij}, journal = {Obzory matematiky, fyziky a informatiky}, year = {2018}, volume = {47}, number = {4}, pages = {55--60}, issn = {1335-4981}, note = {Spomíname}, }