1
2
Published: 2011.
3
Published: 2013.
Superior document: Africa Yearbook ; v. 9
4
Published: 2014.
5
Published: 2010.
Superior document: Africa yearbook, v. 6
6
“...Andreas Mehler , Henning Melber and Klaas Van Walraven --...”
7
Published: 2009.
Superior document: Afrika-Studiecentrum series, v. 13
8
Published: 2012.
Superior document: Africa yearbook
9
Published: 2012.
10
“...Andreas Mehler , Henning Melber and Klaas van Walraven --...”
11
Published: [2019]
Superior document: Africa Yearbook; 15
12
“...Klaas van Walraven --...”
13
Published: 2017.
Superior document: Africa yearbook ; 13