How to Transfer PSP Games to PS Vita Using PS3 - YouTube
PSP games that secretly run on the Vita: All you need is a PS3 - CNET
I tried to connect my ps3 navigation controller as a last resort since all of my DualShock 3 controllers are broken. Surprisingly, it works perfectly. : r/PSP
Amazon.com: New Black 2-in-1 USB 2.0 Data Sync Transfer and Power Charger Cable for Sony PSP GO : Video Games
Using remote play (via the PS3™ system's wireless LAN)
How to Turn a PSP into a PS3 controller « PSP :: WonderHowTo
Download and Install PSone Classics, PSP Games Using the PS3