Books on the Queen´s Gambit

The Queen's Gambit: what's up with all the green pills? - Galaxus

Queen's Gambit Accepted: Opening Guide for White & Black

A Complete Guide To Queen's Gambit Play - By Alexander Raestsky

Queen's Gambit Declined: D30-D39: Tactical Puzzles from Miniatures

Aggressive Queen's Gambit Declined

Queen's Gambit Declined - Repertoire for Black after 1.d4 Nf6 2.c4 e6 3.Nf3 d5 (2h and 40 min Running Time)

Queen's Gambit Declined: Vienna – Everyman Chess

A Secret Weapon - The Queen's Gambit Declined, Vienna Variation

Goring Gambit Declined d5 - Chess Gambits- Harking back to the

Queenside castling as an attacking idea in the Queen's Gambit Declined