Any courses or literature on mobile game development?

Question

Design

Good day friends!
My company is engaged in the development of PC games, my profile is design, position in the company is Art Lead
We will soon change our profile to mobile game development
Please advise, if anyone knows, courses on mobile game development from the position of design and from the position of art lead
Articles, lessons , courses, any literature will do, you can in English, thanks in advance :)
I would be grateful for help from people of positions - art lead, lead designer, ui, ux