I found his Effective Aggregate Design pdfs very helpful https://www.dddcommunity.org/library/vernon_2011/ https://www.dddcommunity.org/library/vernon_2011/, in

I found his Effective Aggregate Design pdfs very helpful https://www.dddcommunity.org/library/vernon_2011/ https://www.dddcommunity.org/library/vernon_2011/, in addition to the DDD quickly book on Infoq, and Functional and Reactive Domain Modeling by Debasish Ghosh https://www.manning.com/books/functional-and-reactive-domain-modeling https://www.manning.com/books/functional-and-reactive-domain...