Here's how you can buy older, unlisted games on the PlayStation Store | Eurogamer.net
The relaunch of PlayStation Plus in Asia is a disaster: PS1 games at 50Hz and no DLC for PS3 games »let's Talk Video Games
Sony adds 26 more PSOne Classics to PlayStation Vita - Polygon
Joystiq Guide: PSone downloads hit the PSP (by way of the PS3) | Engadget
Castlevania titles are part of this weekend's PlayStation Store Flash Sale! Five titles with the sales being 50% to 75% off! PS3 PSP & Vita : r/castlevania
PSOne Classics Buyer's Guide -- PS3/PSP Store Apocalypse Edition - Hey Poor Player
Every PS2 CLASSICS game on the PlayStation Store (EU) - YouTube
Every PSone CLASSICS game on the PlayStation Store (EU) - YouTube
Every PS3, Vita, and PSP game on the PlayStation Store, recorded [UPDATED] – Delisted Games
PSOne Classics Buyer's Guide -- PS3/PSP Store Apocalypse Edition - Hey Poor Player
Was transferring non-Vita PSOne Classics via a PS3 removed? : r/vita