PassMark Software - Optical Drive Test Media (CD, DVD and Blu-ray)
DVD recordable - Wikipedia
How to Tell if a Disc Is a CD or a DVD: 7 Steps (with Pictures)
Blank DVDs | White Inkjet Printable DVD-R Discs
100 Pack Smartbuy Blank DVD+RW 4x 4.7GB 120Min Branded Logo Rewritable DVD Media Disc - Walmart.com
Amazon.com: Mini Recordable Blank DVD R Discs Disk, 4.7GB 16X High Speed Blank DVDs for Burning Video,DVD Discs Blank, Recordable DVDs for Music Video Photos(10 PCS) : Electronics
Blank DVDs | White Inkjet Printable DVD-R Discs
DVDs vs. Blu-Ray Discs: How Are the Two Different?
How Much Data Does Each DVD Format Hold?
Blank DVDs | White Inkjet Printable Premium DVD-Rs
Amazon.com: DVD R Blank Disc, 4.7GB Capacity Recordable 16X High Speed Sturdy PC DVD R Media Discs for Office (10PCS) : Electronics
Mini DVD-RW 2x 8cm 1.4 GB Blank DVD Rewritable 1.4GB Ritek 8 cm RW - 10 discs | eBay
Blank CD DVD+R 16x 4.7GB 120 Minute DVD 50 Pack Storage Media in Spindle - Walmart.com
Amazon.com: Mini Recordable Blank DVD R Discs Disk, 4.7GB 16X High Speed Blank DVDs for Burning Video,DVD Discs Blank, Recordable DVDs for Music Video Photos(10 PCS) : Electronics