How to Upgrade the Battery in a MacBook Pro Retina 15-inch (mid 2012 - early 2013) MacBookPro10,1 - YouTube
4 Signs It's Time To Replace Your MacBook Battery! - YouTube
Amazon.com: iFixit A1398 A1417 Battery for MacBook Pro 15" Retina (Mid 2012- Early 2013) - Repair Kit : Electronics
Amazon.com: A1417 Battery Only for (Mid 2012 & Early 2013) A1398 MacBook Pro - Replacement Battery for A1398 MacBook Pro 15-inch Retina (Mid 2012, Early 2013 Version) - EMC 2512 or 2673 [11.26V/99Wh] : Electronics
Amazon.com: A1502 Replacement Laptop Battery for MacBook Pro Retina 13 Inch Late 2013 Mid 2014 Early 2015; MacBook Pro A1493 A1582 Battery EMC 2678 2875 2835 ME864 ME865 : Electronics
Internal Replacement Battery A1382/A1286 for MacBook Pro 15'' (only for Early/Late 2011, Mid 2012) Fit MC721LL/A MC723LL/A - Micro Center
15" Top Case Keyboard Trackpad Battery A1398 MacBook Pro Retina Mid 2012 E 2013 | eBay
iFixit: New MacBook Pro has first 'DIY-friendly' battery replacement design since 2012 - 9to5Mac
Batteries for MacBook Pro 13" 2009 - Current Non-Retina Models
Amazon.com: A1494 Laptop Battery for MacBook Pro 15 inch Retina A1398 Late 2013 Mid 2014 Early 2015 Version, ME293 ME294 MGXA2 MGXC2 MJLQ2 MJLT2 MJLU2 : Electronics
Amazon.com: A1417 Battery Only for (Mid 2012 & Early 2013) A1398 MacBook Pro - Replacement Battery for A1398 MacBook Pro 15-inch Retina (Mid 2012, Early 2013 Version) - EMC 2512 or 2673 [11.26V/99Wh] : Electronics
MacBook Pro (Retina, Mid 2012) Battery Replacement - YouTube