Evolution of Mario's sprites in the Paper Mario series : r/papermario

Wii U - Paper Mario: Color Splash - Yoshi - The Spriters Resource

NFG Games + Nintendo Official Magazine Present - A Mario Sprite History

Evolution of Mario's Sprites in Super Mario Bros. 1

Mechachomp (Paper Mario-Style) by DerekminyA on DeviantArt

Paper Mario: The Origami King Review (Switch)

So..it may just be a coincidence since Paper Mario came way after Smw did but doesn't small mario look like paper mario in some ways. : r/papermario

Classic and Modern Paper Mario character design comparison chart : r/ papermario

Why SPM is the reason Paper Mario changed (in terms of uniqueness) + why Paper Mario 7 might completely go back to the RPG style : r/papermario

Paper Mario Sprite Sheet by nicogamer337 on DeviantArt

Evolution of Mario's Sprites in Super Mario Bros. 1