book: Mastering ASP.NET Core 2.0

One of the first books about .NET Core version ready to become mainstream. After many adjustments, hopefully it may stabilize a bit.
Or not :)

Development With A Dot - Mastering ASP.NET Core 2.0

Mastering ASP.NET Core 2.0 @ SafariBooksOnline
by Ricardo Peres

Publisher: Packt Publishing

Published: November 2017
Here is another one:

ASP.NET Core 2 High Performance - Second Edition
by James Singleton (real name?)