Private Publications 2023 Aperiodic Sets of Prototiles Extracted from the Penrose Rhomb TilingGeombinatorics Quarterly, Volume XXXII, Issue 3, January 2023, pp. 122-131. (read PDF online) 2020 A 3-Regular Matchstick Graph of Girth 5 Consisting of 54 VerticesGeombinatorics Quarterly, Volume XXIX, Issue 3, January 2020, pp. 116-121. (read PDF online) 2019 4-Regular Planar Unit Triangle Graphs without Additional TrianglesGeombinatorics Quarterly, Volume XXIX, Issue 2, October 2019, pp. 72-77. (read PDF online) 2017 New minimal (4; n)-regular matchstick graphsGeombinatorics Quarterly, Volume XXVII, Issue 1, July 2017, pp. 26-44. (read PDF online) 2016 Ein neuer 4-regulärer StreichholzgraphMitteilungen der Deutschen Mathematiker-Vereinigung (DMV), Band 24, Heft 2, Juli 2016, Seiten 74-75. (read PDF online) Other people about my work Winkler-Graph, Dr. Hans Walser’s proof by construction of the 4-regular matchstick graph with 57 vertices. Es wird eine Schritt-für-Schritt-Konstruktion des Winkler-Graphs mit Beweis der Schließungseigenschaft besprochen. Institutional Publications