In chronological order with most recent publication at the top…
2014 Bizas, Eleni: “Learning Senegalese Sabar: Dancers and Embodiment in New York and Dakar,” Berghahn, New York & Oxford
2013 Kringelbach, Hélène Neveu: “Dance Circles: Movement, Morality and Self-Fashioning in Urban Senegal,” Berghahn, New York & Oxford
2007 Tang, Patricia: “Masters of the Sabar: Wolof Griot Percussionists of Senegal,” Temple University, USA
2006 Castaldi, Francesca: “Choreographies of African Identities: Négritude, Dance, and the National Ballet of Senegal,” University of Illionis Press, USA
Please be advised that this list should not be considered complete and there are many more literary sources to be found.