2023
Spilca - Spring Start Here ru 
    AE0390A071C9196861BBBB5107B8D9D8
2022
Musib - Spring Boot in Practice
    FEE6FB20329F9A1DE12C72712E0A6818
Turnquist - Learning Spring Boot 3 3rd Ed
    9953E1F476F1CE364CC84F0EAC717EE0
Duldulao - Spring Boot and Angular
    ! need
2021
Heckler - Spring Boot Up and Running
    F9CC8D132D467F82FB1F706412B5830F
2019
Gutierrez - Pro Spring Boot 2 2nd ed 
Christudas - Practical Microservices Architectural Patterns
    21789BD994C002154C85362DB64CAA14

2018
Deinum - Spring Boot 2 Recipes
https://www.infoq.com/minibooks/spring-boot-building-api-backend
    https://github.com/wimdeblauwe/spring-boot-building-api-backend
Antonov - Spring Boot 2 Cookbook 2nd ed
Sadakath - Spring Boot 2 Projects
Karanam - Spring Microservices with Spring Boot (short)
Rajput - Mastering Spring Boot 2 (to broad set of topics)