From Java to Kotlin Cheat Sheet
https://kotlin.link/
https://www.kotlindevelopment.com/kotlin-resources/
https://www.reddit.com/r/Kotlin/comments/7u2y9q/awesomekotlinsnippets_the_place_to_look_for_most/
keywords: is there kotlin with spring boot book pdf
Hands-On Microservices with Kotlin: Build reactive and cloud-native ...
Mastering Spring 5.0
Kotlin Programming Cookbook: Explore more than 100 recipes that show how to build robust mobile and web applications with Kotlin, Spring Boot, and Android Kindle Edition
Kotlin Blueprints: A practical guide to building industry-grade web, mobile ...
Beginning Spring Boot 2
https://docs.spring.io/autorepo/docs/
https://docs.spring.io/autorepo/docs/spring-boot/2.0.1.RELEASE/gradle-plugin/reference/pdf/spring-boot-gradle-plugin-reference.pdf