Train Motion Blur Sketches – Courtney Flay's Fine Art Blog.
Background Effects
How To Draw : Blur Effect Behind Glass Door | Halloween Drawing - YouTube
Section sketch, Blur Hotel (2004–2006), Beijing, China (2005) - Studio Zhu-Pei | Objects | M+
7. Blur - Drawing Perspective Methods for Artists [Book]
How To Draw BLUR EFFECT Like a PRO (rip eyes...) - YouTube
How to Draw a Blurred Background — Carrie L. Lewis, Artist
How to use the blur filter for black-and-white manga: basics and applications “How to use CLIP STUDIO PAINT for comics #7” by ユキノコ(Yukinoco) - Make better art | CLIP STUDIO TIPS
Drawing the Flash (motion blur effect) - Ioanna Ladopoulou – Art & Design