Barker, P. J. (2006) Kirchenpolitik und ethnische Identität. Das Beispiel des sorbischen evangelischen Superintendenten in Sachsen. Lětopis, 53 (1). pp. 52-65. ISSN 0943-2787

Barker, P. J. (2006) “The Pain of a Dying Species” or the “New Waters” of a bicultural literature: Sorbian literature since 1990. Neohelicon, 33 (2). pp. 91-103. ISSN 1588-2810 doi: https://doi.org/10.1007/s11059-006-0027-1

Barker, P. J. (2005) The Sorbs of Lusatia, the Socialist Unity Party and the Soviet Union (1945-1953). In: Breuning, E., Lewis, J. and Pritchard, G. (eds.) Power and the people: a social history of central European politics, 1945–56. Manchester University Press, Manchester, pp. 96-109. ISBN 9780719070693

Barker, R., E. (2004) Refugees, expellees and the language situation in Lusatia (1945–7). German Life and Letters, 57 (4). pp. 391-400. ISSN 1468-0483 doi: https://doi.org/10.1111/j.1468-0483.2004.00293.x

Barker, P. J. (2004) The party of Democratic Socialism as political voice of East Germany. In: Dennis, M. and Kolinsky, E. (eds.) United and divided: Germany since 1990. Berghahn Books, New York/Oxford, pp. 55-67. ISBN 9781571815132