Szerző: " Kozma József"

Kurusa Árpád; Kozma József: Euler's ratio-sum theorem revisited.
GLOBAL JOURNAL OF ADVANCED RESEARCH ON CLASSICAL AND MODERN GEOMETRIES, 9 (2). pp. 83-89. ISSN 2284-5569 (2020)

Kurusa Árpád; Kozma József: Euler’s ratio-sum formula in projective-metric spaces.
BEITRAGE ZUR ALGEBRA UND GEOMETRIE, 60 (2). pp. 379-390. ISSN 0138-4821 (2018)

Kozma József; Kurusa Árpád: Hyperbolic is the only Hilbert geometry having circumcenter or orthocenter generally.
BEITRAGE ZUR ALGEBRA UND GEOMETRIE, 57 (1). pp. 243-258. ISSN 0138-4821 (2016)

Kozma József; Kurusa Árpád: Ceva's and Menelaus' theorems characterize the hyperbolic geometry among Hilbert geometries.
JOURNAL OF GEOMETRY, 106 (3). pp. 465-470. ISSN 0047-2468 (2015)