Mouchet, A., Duffy, P. Julkaisussa Sports Coaching Review (2020) “...Duffy, P....”
Côté, J., Young, B., North, J., Duffy, P. Julkaisussa International Journal of Coaching Science (2007) “...Duffy, P....”
Patterson, L. B., Backhouse, S. H., Duffy, P. J. Julkaisussa Sport Management Review (2016) “...Duffy, P. J....”
Duffy, P., Hartley, H., Bales, J., Crespo, M., Dick, F., Vardhan, D., Nordmann, L., Curado, J. Julkaisussa International Journal of Coaching Science (2011) “...Duffy, P....”
Duffy, P., Crespo, M., Petrovic, L. Julkaisussa New Studies in Athletics (2010) “...Duffy, P....”
Larkin, F., Duffy, P., O`Leary, D. Julkaistu 2007 “...Duffy, P....”
Duffy, P. Julkaisussa 2nd International Forum on Elite Sport. Barcelona, Centre d'Alt Rendiment (C.A.R.) de Catalunya, 11-13 September 2001 (2001) “...Duffy, P....”
Duffy, P. Julkaistu 1999 “...Duffy, P....”