Rita Veronika DĂ©nes
(1), Judit Kecskés
(2), Tamás Koltai
(3), Zoltán Dénes
(4)
(1)
Budapest University of Technology and Economics, Hungary,
(2)
Department of Mangement and Corporate Economics of Budapest University of Technology and Economics, Hungary,
(3)
Budapest University of Technology, Hungary,
(4)
National Institute for Medical Rehabilitation
Budapest, Hungary
