“The decreasing ability to swim in children in an industrial nation – a growing problem”, in World Conference on Drowning Prevention, Penang, Malaysia, 2015, p. 88.
, “Drowning Statistics in Germany”, in World Conference on Drowning Prevention, Potsdam, Germany, 2013, p. 048.
, “Drowning statistics in Germany – Comparison of different reporting systems”, in World Conference on Drowning Prevention, Danang, Vietnam, 2011, p. 096.
, “ILSE as Partner in Europe”, in World Conference on Drowning Prevention, Potsdam, Germany, 2013, p. 012.
(1.42 MB)
, 
“Main Skills for Lifesaving and How to Train these Skills”, in World Conference on Drowning Prevention, Porto, Portugal, 2007.
, “Safer Europe by higher qualified lifeguards and Water Safety Managers - Two Projects for the European Qualification Framework”, in World Conference on Drowning Prevention, Penang, Malaysia, 2015, p. 217.
,