Mahmood digs into GP 2015 R2 Feature List – Combine General Ledger Inquiry Windows
Dynamics GP Essentials: GP 2015 R2 Feature List – Combine General Ledger Inquiry Windows
General Ledger & FinancialsTips & Hidden FeaturesGP 2015
Archived post from 2015. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.