Replacing Battery in Apple MacBook Pro Retina (Late 2012) – semifluid.com
MacBook Pro 13" Retina Display Late 2012 Battery Contact Board Replacement - iFixit Repair Guide
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: A1417 Laptop Battery Replacement for MacBook Pro 15 Inch Retina A1398 (2012 Early-2013 Version), Replacement ME665LL/A ME664LL/A MD831LL/A MC975LL/A MC976LL/A : Electronics
MacBook Pro 13" Retina Display Late 2012 Battery Replacement - iFixit Repair Guide
Amazon.com: iFixit Battery Compatible with MacBook Pro 15" Retina (Mid 2012/Early 2013) : Electronics