Other published work / Sonstige Veröffentlichungen

	Book Review: The Canadian Mathematical Olympiad 1969-1993 (by Michael Doob) (with/mit Gottfried Perz), Crux Mathematicorum, Vol. 20, Nr. 1, Jan. 1994, pp. 15-16
	Solution to / Lösung zu Problem 1875, Crux Mathematicorum, Vol. 20, Nr. 7, Sep. 1994, p. 204
	Solution to / Lösung zu Problem 1900 (with/mit Johannes Kepler), Crux Mathematicorum, Vol. 20, Nr. 9, Nov. 1994, pp. 267-270
	Solution to / Lösung zu Problem 1913, Crux Mathematicorum, Vol. 21, Nr. 1, Jan. 1995, pp. 27-28
	Problem 2145, Crux Mathematicorum, Vol. 22, Nr. 4, May 1996, p. 170
	Problem 2182, Crux Mathematicorum, Vol. 22, Nr. 7, November 1996, p. 318
	Solution to / Lösung zu Problem 2080, Crux Mathematicorum, Vol. 22, Nr. 7, November 1996, pp. 326-327
	Book Review: Shaking Hands in Corner Brook and other Math Problems (edited by Peter Booth, Bruce Shawyer and John Grant McLoughlin) (with/mit Gottfried Perz), Crux Mathematicorum with Mathematical Mayhem, Vol. 23, Nr. 1, Februar 1997, pp. 20-21
	Úloha 50 (Problem 50), Mathematika Fyzika Informatika, Vol. 7, Nr. 9, 1998, p. 537
	Book Review: Calculus Mysteries & Thrillers (by R. Grant Woods), Mathematics Competitions, Vol. 12, Nr. 2, 1999, pp. 103-104
	Aufgabe Nr. 78 (Problem 78), Wissenschaftliche Nachrichten, Nr. 115, Maerz/April 2001, p. 37
	Úloha 73 (Problem 73), Mathematika Fyzika Informatika, Vol. 10, Nr. 8, 2001, pp. 469-470
	Úloha 80 (Problem 80), Mathematika Fyzika Informatika, Vol. 10, Nr. 9, 2001, p. 535
	Problem 166, Math Horizons, November 2002, p. 32
	Report / Bericht: "Faszination der mathematischen Forschung" - TU Graz, 4. Oktober 2002, Internationale Mathematische Nachrichten (IMN), Nr. 191, December/Dezember 2002, pp. 82-84
	Report / Bericht: Die ÖMG-Lehrersektion - Wie sich eine Idee konkretisiert, Internationale Mathematische Nachrichten (IMN), Nr. 194, December/Dezember 2003, pp. 64,66
	Úloha 109 (Problem 109), Mathematika Fyzika Informatika, Vol. 13, Nr. 9, 2004, p. 532
	Problem Collection: Mathematical Duel '08 (with Jaroslav Švrček, Pavel Calábek and Józef Kalinowski), Olomouc 2008, ISBN 978-80-244-1989-3
	Mathematik-Olympiade – Bericht von der 48. Internationalen Mathematikolympiade in Hanoi, Vietnam, news & science, Ausgabe 1, 2008, pp. 44-45
	Book Review: Homage to a Pied Puzzler (edited by Ed Pegg Jr., Alan H. Schoen and Tom Rodgers), Internationale Mathematische Nachrichten (IMN), Nr. 213, April 2010, pp. 44-45
	For the Amusement of a Quite Discerning Audience, not published, download here
	Book Review: Riot at the Calc Exam and other Mathematically Bent Stories (by Colin Adams), Internationale Mathematische Nachrichten (IMN), Nr. 214, August 2010, p. 61
	Problem Collection: Mathematical Duel '10 (with Jaroslav Švrček, Pavel Calábek and Józef Kalinowski), Olomouc 2010, ISBN 978-80-244-2523-8
	Problem Collection: Mathematical Duel '11 (with Jaroslav Švrček, Pavel Calábek, Józef Kalinowski and Jacek Uryga), Olomouc 2011, ISBN 978-80-244-2760-7
	Book Review: Gems of Geometry (by J. Barnes), Internationale Mathematische Nachrichten (IMN), Nr. 217, August 2011, p. 57
	3 Problems in The Problem Book, Publication of the 6^th Congress of the World Federation of National Mathematics Competitions 2010, Riga 2011, ISBN 978-9984-45-375-0, pp. 60-62
	Book Review: Loving and Hating Mathematics (by R. Hersch and V. John-Steiner), Internationale Mathematische Nachrichten (IMN), Nr. 218, December/Dezember 2011, p. 53
	Book Review: 50th IMO – 50 Years of International Mathematical Olympiads (by H.D. Gronau, H.-H. Langmann and D. Schleicher), Internationale Mathematische Nachrichten (IMN), Nr. 220, August 2012, p. 62-63
	Problem Collection: Mathematical Duel '12 (with Jaroslav Švrček, Pavel Calábek, Józef Kalinowski and Jacek Uryga), Olomouc 2012, ISBN 978-80-244-3029-4
	Problem Collection: Mathematical Duel '13 (with Jaroslav Švrček, Pavel Calábek, Józef Kalinowski and Jacek Uryga), Olomouc 2013, ISBN 978-80-244-3465-0
	Book Review: 12x12 Schlüsselkonzepte zur Mathematik (by O. Dieser, C. Lasser, E. Vogt and D. Werner), Internationale Mathematische Nachrichten (IMN), Nr. 225, April 2014, p. 44
	Book Review: Geometie und Billard (by S. Tabachnikov), Internationale Mathematische Nachrichten (IMN), Nr. 225, April 2014, pp. 51-52
	Problem Collection: Mathematical Duel '14 (with Jaroslav Švrček, Pavel Calábek, Józef Kalinowski and Jacek Uryga), Olomouc 2014, ISBN 978-80-244-4061-3
	Úloha 207 (Problem 207), Mathematika Fyzika Informatika, Vol. 23, Nr. 4, 2014, p. 269
	Mathematikwettbewerbe: Teilmehmer/innen und mathematische Karrieren, news & science, Ausgabe 3, 2014, pp. 69-70
	Problem Collection: Mathematical Duel '15 (with Jaroslav Švrček, Pavel Calábek, Józef Kalinowski, Gottfried Perz and Jacek Uryga), Olomouc 2015, ISBN 978-80-244-4650-9
	Úloha 217 (Problem 217), Mathematika Fyzika Informatika, Vol. 24, Nr. 3, 2015
	Problem Collection: Mathematical Duel '16 (with Jaroslav Švrček, Pavel Calábek, Józef Kalinowski and Jacek Uryga), Olomouc 2016, ISBN 978-80-244-4926-5
	Book Review: Mathematische Moritaten (by A. Mehlmann), Internationale Mathematische Nachrichten (IMN), Nr. 232, August 2016, p. 50
	Book Review: Geometric Inequalities (by G. Leng), Internationale Mathematische Nachrichten (IMN), Nr. 234, April 2017, p. 44
	Book Review: Special Secondary Schools for the Mathematically Talented. An International Panorama (B.R. Vogeli ed.), Internationale Mathematische Nachrichten (IMN), Nr. 234, April 2017, p. 47
	Problem Collection: Mathematical Duel '17 (with Jaroslav Švrček, Pavel Calábek, Józef Kalinowski and Jacek Uryga), Olomouc 2017, ISBN 978-80-244-5134-3
	Die Österreichische Mathematikolympiade – Eine 50-jährige Erfolgsgeschichte in der Begabtenförderung, ÖPU Nachrichten, Ausgabe 1, 49. Jahrgang, März 2018, p. 8-9
	Problem Collection: Mathematical Duel '18 (with Jaroslav Švrček, Pavel Calábek, Józef Kalinowski and Jacek Uryga), Olomouc 2018, ISBN 978-80-244-5296-8
	Book Review: A History of Folding in Mathematics (by M. Friedman), Internationale Mathematische Nachrichten (IMN), Nr. 240, April 2019, p. 47
	Problem Collection: Mathematical Duel '19 (with Jaroslav Švrček, Pavel Calábek, Józef Kalinowski and Jacek Uryga), Olomouc 2019, in preparation
	Book Review: Methods of Solving Number Theory Problems (by Ellina Grigorieva), Internationale Mathematische Nachrichten (IMN), Nr. 242, Dezember 2019, p. 42-3 (Überschrift falsch)
	Book Review: The Mathematics of Various Entertaining Subjects (J. Beineke, J. Rosenhouse eds.), Internationale Mathematische Nachrichten (IMN), Nr. 247, August 2021, p. 39
	Book Review: Perspective and Projective Geometry (by A.Crannell, M. Frantz, F. Futamura), Internationale Mathematische Nachrichten (IMN), Nr. 247, August 2021, p. 40