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-Michael Schaub and Marc Kéry have written a new book on *Integrated Population Models* that will be published by Elsevier/Academic Press later in 2021. 
+Michael Schaub and Marc Kéry have written a new book on *Integrated Population Models* that was published by Elsevier/Academic Press in December 2021. 
 
 A number of R functions and data sets are needed to complement the code in the book, and these are included in this R package.