Fifteen Years in Boven Digoel: Concentration Camp in New Guinea (Dutch: Vijftien jaar Boven-Digoel: Concentratiekamp op Nieuw-Guinea, Indonesian: Lima belas tahun Digul: Kamp konsentrasi di Nieuw Guinea) is a 1973 Dutch-language memoir written by I. F. M. Salim, a former detainee in the Boven-Digoel concentration camp in New Guinea. It was the only Dutch-language book about Boven Digoel ever published by a former prisoner. Its Indonesian translation was published in 1977.