A-Tech 16GB Kit (2x8GB) RAM for Apple MacBook Pro (Mid 2012), iMac (Late 2012, Early/Late 2013, Late 2014, Mid 2015), Mac Mini (Late 2012) | DDR3 1600MHz PC3-12800 SODIMM 204-Pin Memory Upgrade at Amazon.com
Macbook Pro 15" Retina A1398 Take Apart (2012 Model) - YouTube
Sold - Late 2013 15" MacBook Pro Retina - $895 | Denver Mac Repair
The Super MacBook Pro Upgrade (1TB RAID SSD Upgrade + RAM Upgrade 2013) - YouTube
MacBook Pro: How to remove or install memory - Apple Support
Late-2013 15-Inch Retina MacBook Pro Review: Apple's High-Performance Notebook Tops The Field | TechCrunch
Review: Apple's late-2013 15-inch MacBook Pro with Retina display | AppleInsider
Amazon.com: Apple MacBook Pro ME865LL/A 13.3-Inch Laptop with Retina Display (OLD VERSION) (Renewed) : Electronics
2013 Apple MacBook Pro Core i7 2.8 15" Dual Graphics Retina Early 2013 - ME698LL/A - MacBookPro10,1 - A1398
Apple Macbook Pro Retina Late 2013 15" - ME874LL/A - MacBookPro11,3 - A1398 - 2745
SSD Upgrades for 2013, 2014, and 2015 MacBook Pro
How to Upgrade the SSD in a 15-inch MacBook Pro w/ Retina display (2012–2013) MacBookPro10,1 & 10,2 - YouTube
Apple MacBook Pro with Retina Display (15-inch, 2014) review: Still the best higher-res laptop, but the competition is catching up - CNET
Sold - 15" MacBook Pro Retina Late 2013 // $895 - Boulder Mac Repair