Battery Life - The MacBook Pro Review (13 & 15-inch): 2011 Brings Sandy Bridge
MacBook Pro 15" Unibody Early 2011 Teardown - iFixit
Differences Between Late 2011 and Mid-2012 MacBook Pro: EveryMac.com
How to keep your MacBook Pro battery healthy for years | AppleInsider
Macbook Pro 15 - 2011 - Battery "Maximum Charge" continues to decline? | MacRumors Forums
Battery Life - The MacBook Pro Review (13 & 15-inch): 2011 Brings Sandy Bridge
Amazon.com: NinjaBatt Battery A1494 for Apple MacBook Pro Retina 15" [Mid & Late 2013 2014 Years] A1398 ME293 ME294 - Long Lasting [11.26V/95Wh] : Electronics
MacBook Pro with Retina display review (15-inch) - The Verge
The MacBook Pro Review (13 & 15-inch): 2011 Brings Sandy Bridge
Apple MacBook Pro 15 (Early 2011) review: Apple MacBook Pro 15 (Early 2011) - CNET
MacBook Pro Battery Replacement Kits from OWC
NewerTech NuPower 77.5 Watt-Hour Lithium-Ion Battery for MacBook Pro 15-inch 2011 - Mid 2012
Apple MacBook Pro 15-inch (early 2011)
Would the battery from a 13" MacBook Pro (2010) work in a 15" MacBook Pro 2011? - Ask Different
What is your Full Charge Capacity (maH) for macbook pro 15'' 2018 with touch bar (512gb) | MacRumors Forums
Battery Life - The 2011 MacBook Air (11 & 13-inch): Thoroughly Reviewed
DENAQ 6-Cell Lithium-Polymer Battery for Apple® MacBook® Pro 13.3" Laptops NM-A1322 - Best Buy
Review Apple MacBook Pro 15 Late 2011 (2.4 GHz, 6770M, glare) - NotebookCheck.net Reviews
MacBook Pro 15" Unibody (Early 2011-Mid 2012) Battery - iFixit
MacBook Pro 15" Unibody (Early 2011-Mid 2012) Battery - iFixit