Interview about Ramos missed penalties
Manuel Dupuis, sport psychologist and mental trainer for Psychosport, is interviewed for So foot
Here your find an interesting article about psychological aspects in penalties, but in French: https://www.sofoot.com/sergio-ramos-le-record-gache-491444.html
You find here other Psychosport press interviews: http://www.psychosport.be/p/presse.html