Ask HN: Texts to share with my co-founder re time-management and teamwork?

tldr; Looking for articles or books about teamwork and time-management between founders in a startup environment to share with my co-founder who has never worked in a team or in any structured job in his life. The business is physical business with production facilities, that exists for 6-7 years. During this time it hasn't grown but has always supported its owner financially. I've always helped a little bit with communication and marketing but not too much because there was lack of execution on the other side. Last year we agreed that together we can make this thing grow and I joined as partner. His profile: for his whole life he was always a business owner, mostly in production and printing. Loves making things with his hands, hobbyist woodworker. Not very digital - has a smartphone but you can't get him on a team discord for example. Lacks any organisation skills which is always compensated by the people he hires. My profile: 17 years of digital communications & m