Amazon.com: DVD+R DL Double Layer 8X 8.5GB 240min Video – LSK Media Logo Top, 50 Pack in Spindle | Blank DVDs for Burning Video | DVD Discs Blank | Recordable DVDs : Electronics
What is the major difference between a CD and a DVD? - Quora
Sizes and capacities of DVD
What is the Actual Storage Capacity of a DVD Disc? - CDROM2GO
How to Burn More Than 4.7 GB on DVD Easily for Beginners
How does a DVD store more data than a CD while they both look alike? - Quora