%0 Journal Article %A Andrášiková, Aneta %A Fišerová, Eva %T Behaviour of higher-order approximations of the tests in the single parameter Cox proportional hazards model %J Applications of Mathematics %D 2020 %P 229-244 %V 65 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/AM.2020.0344-19/ %R 10.21136/AM.2020.0344-19 %G en %F 10_21136_AM_2020_0344_19