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Author: Jurga, Rastislav

• Jurga, Rastislav: Some combinatorial results on the classification of lines in Desarguesian Hjelmslev planes. (English). Mathematica Slovaca, vol. 48 (1998), issue 1, pp. 79-85
• Chvál, Viliam; Jurga, Rastislav: Tangents of conics in Hjelmslev planes over a local ring of even characteristic. (English). Mathematica Slovaca, vol. 48 (1998), issue 1, pp. 69-78
• Jurga, Rastislav: The cross-ratio in Hjelmslev planes. (English). Mathematica Bohemica, vol. 122 (1997), issue 3, pp. 243-247
• Jurga, Rastislav: Some problems of classification of points in the Desarguesian Hjelmslev plane. (English). Mathematica Slovaca, vol. 47 (1997), issue 5, pp. 563-574
• Jurga, Rastislav: Some combinatorial properties of conics in the Hjelmslev plane. (English). Mathematica Slovaca, vol. 45 (1995), issue 3, pp. 219-226