Not really any books - I think I'm going to have to write one! My approach comes from a variety of different sources - mostly in-person coaching from practitioners.
But you're welcome to email me (address in profile) and I can send you some links and suggestions.
This sounds a lot like what I learned going through the Headspace introductory meditations. I'd give them a look if you haven't already, it's a great program.
But you're welcome to email me (address in profile) and I can send you some links and suggestions.