Drábek, P. - Opic, Bohumír - Rákosník, Jiří
Some notes to an improbable anniversary.
Czechoslovak Mathematical Journal. 44, č. 2 (1994), s. 375-382. ISSN 0011-4642. E-ISSN 1572-9141
Impact factor: 0.115, year: 1994
http://hdl.handle.net/11104/0071038