Volume 46 (2010): Issue 1 (August 2010)
Riecan, Beloslav, Duchon, Miloslav
Volume 64 (2015): Issue 1 (September 2015)
Riecan, Beloslav, Duchon, Miloslav
Volume 60 (2014): Issue 1 (September 2014)
Riecan, Beloslav, Duchon, Miloslav
Volume 47 (2010): Issue 1 (December 2010)
Riecan, Beloslav, Duchon, Miloslav
Tatra Mountains Mathematical Publications
Volume 53 (2012): Issue 1 (December 2012)
Riecan, Beloslav, Duchon, Miloslav
Volume 52 (2012): Issue 1 (August 2012)
Riecan, Beloslav, Duchon, Miloslav
Volume 74 (2019): Issue 1 (December 2019)
Riecan, Beloslav, Duchon, Miloslav