de Vries, B. (2018) “The battle for oil in the Dutch East Indies: Pladjoe, the pearl in the crown of the Bataafsche Petroleum Maatschappij (Shell), in the turmoil of the 1940s”, International Planning History Society Proceedings, 18(1), pp. 137–148. doi: 10.7480/iphs.2018.1.2676.