PS Vita Slim Battery Replacement - iFixit Repair Guide
PlayStation Vita Battery Replacement - iFixit Repair Guide
Sony - PlayStation Vita Battery Replacements
Amazon.com: 2200mAh Battery for Sony PS Vita, Playstation Vita, PCH-1006 : Video Games
Hsabat 3900mah Sp86r Battery For Sony Ps Vita 2000 Psvita2000 Psv 2xxx Psv Sp86r Psv2000 Pch-2007 4-451-971-01 Ps Vita 2007 - Batteries - AliExpress
PS Vita Tech Specs - PS Vita Guide - IGN
Replacement Battery for Sony PlayStation PS Vita PCH-1001 PCH-1101 SP65M + Tool - Newegg.com
Since I see some misinformation going around, wanted to confirm battery mods do in fact work, and a 5000mAh mod works without deforming the shell : r/vitahacks
Replacement Battery Pack for PlayStation Vita 1000 Series 3.7v 2210mAH * NEW * | eBay
PS Vita Slim Battery Replacement - iFixit Repair Guide