On Frolík’s characterization of class
Jerry E. Vaughan (1994)
Czechoslovak Mathematical Journal
Similarity:
Jerry E. Vaughan (1994)
Czechoslovak Mathematical Journal
Similarity:
Bohuslav Balcar, Petr Simon (1996)
Czechoslovak Mathematical Journal
Similarity:
Charles W. Swartz (1974)
Matematický časopis
Similarity: