Handbook of Systems Sciences

The Handbook of Systems Sciences in nearing completion.  It is published by Springer in their reference series.  The book consists of 49 chapters covering a range of theories and applications related to systems, cybernetics and complexity.  The online / living edition can be found here , where individual chapters can be purchased and downloaded.  The print version will be available by July 2021.    Pre-orders can be made for printed copies here.