"c" . "61/1/c" . . . "zachov\u00E1vat n\u00E1mo\u0159n\u00ED zvyklosti a z\u00E1sady dobr\u00E9 n\u00E1mo\u0159n\u00ED praxe, dodr\u017Eovat pravidla bezpe\u010Dnosti a hygieny pr\u00E1ce," . . .