One thing I love about illustration is the variety of styles a single illustrator does nowadays. Everyone is multi-task, and also does lots of cool stuff, like this American artist, Johnny Dombrowski. His work is pretty amazing.
This is a clear example of thick and thin lines of hatching used through vertically or horizontally and i guess a little bit of cross hatching as well. Illustrations for children book "Spry Fox" written by Maryana Kniazevych. Illustrated by Ivan Sulima