https://norm.gekko.de/hzvv_72026-02-23T11:24:55+00:001.0 https://norm.gekko.de/hzvv_7/eingangsformel0.8 https://norm.gekko.de/hzvv_7/12026-02-25T18:52:33+00:000.8 https://norm.gekko.de/hzvv_7/20.8 https://norm.gekko.de/hzvv_7/30.8 https://norm.gekko.de/hzvv_7/schlu_formel2026-03-01T12:31:45+00:000.8