Using Nik Color Efex Pro to Draw the Viewer Into Your Image
Google Nik Collection: Using Color Efex Pro to Correct Color, Retouch and Create Effects - Corel Discovery Center
Google Nik Collection: Using Color Efex Pro to Correct Color, Retouch and Create Effects - Corel Discovery Center
Nik Software Nik Color Efex Pro 3.0 Review: One of the finest collections of Photoshop-compatible plug-in filters available - Software and Services - Graphics & Publishing - PC World Australia
Nik Software Color Efex Pro 4: Creative Filters Just Got Easier To Use | Shutterbug
Mastering the Nik Collection - 1: Color Efex Pro 4 - Overview - YouTube