I'm not an experienced investor but I'd highly recommend these books (ignore the titles, they sound cheesy but the information is great):

Warren Buffett's 3 Favorite Books (light technical): https://www.amazon.com/Warren-Buffetts-Favorite-Books-Intell...

Warren Buffett Accounting (heavy technical): https://www.amazon.com/Warren-Buffett-Accounting-Book-Statem...

Podcast by the guys who wrote these: https://www.theinvestorspodcast.com/