MacBook Pro 15" Retina Display Mid 2012 Teardown - iFixit
How do you upgrade or replace the storage in the 15-Inch Retina Display MacBook Pro models? Is it even possible? - Techable.com
MCE Technologies 500GB Internal SSD Flash Upgrade for 13" and 15" MacBook Pro with Retina Display (Mid 2012 - Early 2013) - Includes Installation Kit! : Electronics
MacBook Pro 13" Retina Display Late 2012 SSD Replacement - iFixit Repair Guide
MacBook Pro 13" Retina Display Late 2012 SSD Replacement - iFixit Repair Guide
How do you upgrade or replace the storage in the 15-Inch Retina Display MacBook Pro models? Is it even possible? - Techable.com