@phdthesis{ Solr-3938277, title = {Sedimentpetrologie van het dekgebergte in Limburg : proefschrift}, series = {Mededeelingen van de Geologische Stichting,}, author = {Muller, Jan Engelbert}, editor = {Geologische Stichting (Netherlands)}, address = {Maastricht}, publisher = {E. van Aelst}, year = {1943}, school = {Thesis (doctoral)--Rijksuniversiteit te Groningen, 1943.}, }