Queen's Indian Defence, Petrosian Variation

▷ The Excellent Queen's Indian Defense

The Queen's Indian Defense: Main Line by Chetverik, Maxim

Queen's Indian Defense - Complete Guide - TheChessWorld

London System Opening Complete Guide

Queen's Indian Defense: Petrosian Variation 4Bb7 5.Nc3 d5 6.Bg5 Be7 7.Qa4+ c6 8.Bxf6 Bxf6

The Kenilworthian: The Kavalek System vs the King's Indian Fianchetto Variation (E62)

Chess Book: The Petrosian System Against the QID by Beliavsky & Mikhalchishin

Queens Indian Defence Kasparov System - Gurevich - 1991, PDF, Chess Openings

The Accelerated Queen's Indian Defense - a full repertoire against 1. d4, 1. c4 and 1. Nf3