MacBook Pro 17" A1383 Battery for A1297 (Early 2011-2012)
MacBook Pro with Retina display review (13-inch, late 2012) | Engadget
MacBook Pro review (13-inch, mid-2012) | Engadget
13-Inch, 15-Inch MacBook Pro Battery Life, Mid-2012: EveryMac.com
MacBook Pro Mid 2012 Battery Full charge … - Apple Community
A1322 Original Battery for A1278 Apple MacBook Pro 13 inch 2009 2012, A1322 Battery for Apple MacBook Pro 13 inch A1278 (Mid 2009 – Mid 2012) - WIT Computers
How Long Does Your MacBook Pro Battery Last? | OSXDaily
What is the officially 'best' way to keep a MacBook's battery healthy and long-lasting? Is it better to charge to full and unplug it, or charge only when necessary? - Quora
Battery Life - The 2012 MacBook Air (11 & 13-inch) Review