NewerTech 84.3W NuPower Battery Replacement... at MacSales.com
Apple MacBook Pro (15-inch, 2013) review: Apple's high-end laptop gets better battery life and a lower price - CNET
Battery Life - 13-inch Retina MacBook Pro Review (Late 2012)
MacBook Pro (Retina, 15-inch, Mid 2012) - Technical Specifications
A1618 Battery for MacBook Pro 15" Retina A1398 (Mid 2015)
How To Test A MacBook Battery To See If It Needs Replacing And Replace It | Macworld
Battery Life - 13-inch Retina MacBook Pro Review (Late 2012)
13-Inch, 15-Inch MacBook Pro Battery Life, Mid-2012: EveryMac.com
Amazon.com: NinjaBatt Battery Replacement A1618 A1398 for Apple MacBook Pro Retina 15" [Mid 2015 Year ONLY]- Long Lasting [11.36V/99.5Wh] : Electronics
Mid-2012 Macbook Pro Battery Replacement - YouTube
A1417 Battery for MacBook Pro 15" Retina A1398 (Mid 2012-2013)
Determine battery cycle count for Mac laptops - Apple Support
How To Calibrate a Mac Laptop's Power System - NewerTech
Amazon.com: BatPower A1417 Replacement Laptop Battery for Apple Mid 2012 Early 2013 MacBook Pro 15-inch Retina A1398 EMC 2512 EMC 2673 Battery MacBook Pro 15" A1398 Apple A1417 Battery 95Wh : Electronics
What six years of Retina MacBook Pro evolution gets you | AppleInsider
MacBook Pro with Retina display review (15-inch) - The Verge
How to Upgrade the Battery in a MacBook Pro Retina 15-inch (mid 2012 - early 2013) MacBookPro10,1 - YouTube
Replacing the Battery in a MacBook Pro Unibody (2009-2012) in 5 Minutes! - YouTube
Amazon.com: POWERWOO A1502 A1582 Battery for MacBook Pro 13 inch Retina ( Early 2015, Mid 2014, Late 2013) A1493 Battery Replacement - High Performance [11.42V/ 74.9Wh] : Electronics
Apple MacBook Pro with Retina Display (15-inch, 2014) review: Still the best higher-res laptop, but the competition is catching up - CNET
13-inch MacBook Pro with Retina display review - The Verge