The next-gen MacBook Pro with Retina Display: SSD Analysis
How to make your MacBook Pro faster – upgrading a MacBook Pro mid-2012 to SSD and more RAM memory - Webdesign Blog by Andreas Stricker
How much will an SSD drive improve the performance of my mid 2012 MacBook Pro? - Quora
OWC SSD For MacBook Pro with Retina Display (Mid 2012 - Early 2013) - Macfixit Australia
2012 Apple MacBook Pro Core i7 2.5GHz i5 MD101LL/A
Amazon.com: MCE Technologies 500GB Internal SSD Flash Upgrade for MacBook Pro Retina (Mid 2012 - Early 2013) - Includes USB 3.0 Enclosure for Original Drive & Install Kit! : Electronics
240GB SSD for 15-Inch MacBook Pro Retina for Model 10,1 (Mid 2012 to Early 2013)
Amazon.com: GODSHARK 7+17 pin mSATA to A1398 A1425 (2012 & Early 2013) Adapter for MacBook Pro Retina SSD Replacement, Mini PCIe SATA SSD Converter Card : Electronics
Samsung OEM SSD for Mid 2012 and Early 2013 MacBook Pro Retina