Volume 54 (2013): Issue 1 (April 2013)
Riecan, Beloslav, Duchon, Miloslav
Volume 67 (2016): Issue 1 (September 2016)
Riecan, Beloslav, Duchon, Miloslav
Tatra Mountains Mathematical Publications
Volume 43 (2009): Issue 1 (August 2009)
Riecan, Beloslav, Duchon, Miloslav
Volume 59 (2014): Issue 1 (June 2014)
Riecan, Beloslav, Duchon, Miloslav
Volume 69 (2017): Issue 1 (June 2017)
Riecan, Beloslav, Duchon, Miloslav
Volume 72 (2018): Issue 1 (December 2018)
Riecan, Beloslav, Duchon, Miloslav
Volume 47 (2010): Issue 1 (December 2010)
Riecan, Beloslav, Duchon, Miloslav
Volume 53 (2012): Issue 1 (December 2012)
Riecan, Beloslav, Duchon, Miloslav
Volume 48 (2011): Issue 1 (April 2011)
Riecan, Beloslav, Duchon, Miloslav