Soreide, Kjetil; Christian Lycke Ellingsen «How Dangerous is BASE Jumping? An Analysis of Adverse Events in 20,850 Jumps From the Kjerag Massif, Norway». The Journal of Trauma: Injury, Infection, and Critical Care, 62, 5, 5-2007, pàg. 1113–1117. DOI: 10.1097/01.ta.0000239815.73858.88. ISSN: 0022-5282. PMID: 17495709.
Soreide, Kjetil; Christian Lycke Ellingsen «How Dangerous is BASE Jumping? An Analysis of Adverse Events in 20,850 Jumps From the Kjerag Massif, Norway». The Journal of Trauma: Injury, Infection, and Critical Care, 62, 5, 5-2007, pàg. 1113–1117. DOI: 10.1097/01.ta.0000239815.73858.88. ISSN: 0022-5282. PMID: 17495709.
Soreide, Kjetil; Christian Lycke Ellingsen «How Dangerous is BASE Jumping? An Analysis of Adverse Events in 20,850 Jumps From the Kjerag Massif, Norway». The Journal of Trauma: Injury, Infection, and Critical Care, 62, 5, 5-2007, pàg. 1113–1117. DOI: 10.1097/01.ta.0000239815.73858.88. ISSN: 0022-5282. PMID: 17495709.