No heat in this debate mate relatively speaking. Here are the references for your enjoyment.
Delecluse et al. Influence of high-resistance and high-velocity training on sprint performance. Medicine and Science in Sports and Exercise Vol. 27, No. 8, pp. 1203-1209, 1995
Anthony Blazevich and David Jenkins. Effect of movement speed of resistance trainng exercises on sprint and strength perforamnce in concurrently training elite junior sprinters. Journal of Sports Sciences, 2002, 20, 981-990
Enjoy the read.
Hey, two contradictory studies! What else is new 🙂