• EMP-sikring av kraftforsyningsanlegg : håndbok 

      Ringheim, Nils Arild; Gustavsen, Bjørn; Kulbotten, Harald; Klevjer, Gunnar; Huse, Jostein; Grønhaug, Karl-Ludvig; Berstad, Hans (Report, 2000)
    • Experiences With cable faults located at metallic screen connections 

      Halvorson, Hans Lavoll; Hvidsten, Sverre; Kulbotten, Harald; Lervik, Jens Kristian (CIRED Conference Proceedings;2017, Chapter; Peer reviewed, 2017)
      Overheating of metallic ground screen connections at accessories of single core cables are the root cause of severe insulation failures in the distribution network. The overheating is due to a high transition resistance ...