Duty-free shopping: How to be sure you're getting a bargain
Is This the Start of Better Airport Shopping in the U.S.? - WSJ
Duty Free Shops - EW Howell
Duty-free shop - Wikipedia
At duty-free stores, Chinese resellers rule the roost
New Heinemann duty free shop opens at Boryspil Airport - EuropaProperty
Duty free shopping – Travel guide at Wikivoyage
Our Stores Duty Free Raleigh Airport Shops
How does duty-free work?
Is duty-free shopping worth your while? - The Jerusalem Post
Denver unveils new duty free and luxury stores
Duty-free shopping at airports: Here's how to spot a bargain