Bruce Lee: The Official Publication & Voice of the Jun Fan Jeet Kune Do Nucleus Feb 1998 (E-Book)

Articles include:

JFIKD'S "FIVE WAYS OF ATTACK" (Part IV) By Chris Kent

The "HAMMER PRINCIPLE" By Bob Bremer & Tim Tackett

Jun Fan Jeet Kune Do: Bruce Lee's Personal Expression & Evolution in the Martial Arts

And more...