Cross-Hatching Courses
Robert Marzullo via YouTube Digital Inking and Cross-Hatching in Procreate - 90s Comic Style Rendering Tutorial
Robert Marzullo via YouTube Value Drawing: Shading Techniques and Textures
Aaron's Design Class via YouTube Drawing Life Through Line and Form
Pluralsight Illustration botanique à l'aquarelle : la technique des hachures
Domestika Bear Drawing with Pen and Ink - Getting Sketchy
Drawing & Painting - The Virtual Instructor via YouTube