W Helsen

The effect of match standard and referee experience on the objective and subjective match workload of English Premier League referees.

A Nevill, M Weston, S Bird, 2006, Journal of science and medicine in sport.

The influence of alcohol consumption on driving behaviour in simulated conditions

W Helsen, J Pauwels, 1993 .

Eye-hand coordination in goal-directed aiming.

D Elliott, R Chua, W Helsen, 2001, Human movement science.

Physical Demands of Top-class Soccer Assistant Refereeing during High-standard Matches

J Mallo, W Helsen, W. Helsen, 2009, International journal of sports medicine.

Injuries and musculoskeletal complaints in referees and assistant referees selected for the 2006 FIFA World Cup: retrospective and prospective survey

W Helsen, J Dvorak, R Bahr, 2008, British Journal of Sports Medicine.