Sources #

Abrahamsson 2003 #

New Directions on Agile Methods: A Comparative Analysis by Pekka Abrahamsson, Juhani Warsta, Mikko T. Siponen and Jussi Ronkainen

Beck 2005 #

Extreme Programming Explained, Second Edition by Kent Beck with Cynthia Andres

Highsmith 2001 #

Sutherland 2014 #

Scrum, The Art of Doing Twice the Work in Half the Time by Jeff Sutherland

Wells 1999 #