Pelant, Jan - Williams, S. W.
Examples of recurrence.
New York Academy of Sciences. Annals. Roč. 806, - (1996), s. 316-332. ISSN 0077-8923. E-ISSN 1749-6632
Impact factor: 1.030, year: 1996
http://hdl.handle.net/11104/0071610