Indie Retro News: Keystone Kapers - Another Atari to C64

Indie Retro News: C64

Indie Retro News: Freeway - An Atari 2600 to Atari XL/XE port by Glurk gets a release

Retro Computers Homepage at Old School Gamer - Old School Gamer Magazine

The Commodore 64 Fan Club

Keystone Kapers Atari 2600 Activision C64 Conversion Gameplay Antonio Savona, Steven Day, Saul Cross

RGCD: 2012

Indie Retro News

Keystone Koppers [Done] - Atari 7800 - AtariAge Forums

Retro gamer №124 by Michel França - Issuu

Indie Retro News

Seaquest - A 1983 Atari 2600 game arrives on the C64 by H4plo, Marukpa and Richard Bayliss! - Old School Gamer Magazine

Retro gamer №73 by Michel França - Issuu