*[Building modern Web Apps with Spring Boot and Vaadin](https://v.vaadin.com/hubfs/Pdfs/Building%20Modern%20Web%20Apps%20with%20Spring%20Boot%20and%20Vaadin.pdf)(PDF)
*[Spring Boot Reference Guide](https://docs.spring.io/spring-boot/docs/current/reference/html/) - Phillip Webb et al. ([PDF](https://docs.spring.io/spring-boot/docs/current/reference/pdf/spring-boot-reference.pdf))
