They are either widely cited, e.g., Stern and
Fineberg (1996) and Beierle and Cayford
(2002) in
Google Scholar; widely used in
higher education, e.g., Creighton (2005); or
are French-language guides, e.g., d’Aquino
(2008) and Mazri (2007). Because of our own
work background in French-speaking
countries, we particularly wanted to include
the latter to add useful diversity to our study.
Because citation
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