The call for chapters for the Springer Book on ROS Volume 5 is still open until 15 May 2019. It is recommended to submit an abstract by May 01, 2019.
Call for chapters: http://www.riotu-lab.org/rosbook/
If you have developed new packages on ROS/ROS2, or have designed new approaches using ROS/ROS2 and you want to have a reference for them, consider the submission of your work to the Springer Book on ROS Volume 5.
The book is intended to give a unique reference for ROS/ROS2 users and developers to publish and share their contribution/code/packages with the ROS community. The book looks for a detailed explanation of contributed packages with illustration and demonstrations that provide a valuable resource to ROS users.
The previous volumes were ranked in the top 25% of the most downloadable books on Springers.
For more details about the book statistics and visibility, refer to:
Volume 1: http://www.bookmetrix.com/detail/book/a4b09915-16fb-4fbf-9991-aec1adaa1dcf#citations
Volume 2: http://www.bookmetrix.com/detail/book/0e159f40-7511-47e2-ac47-d7f8c4f870b5#readers
Volume 3: http://www.bookmetrix.com/detail/book/97a1fde0-2881-485b-b378-04fd8ef66ebd#downloads