Print Email Facebook Twitter Laser cleaning of black weathered Obernkirchen sandstone Title Laser cleaning of black weathered Obernkirchen sandstone Author TNO Bouw en Ondergrond Nijland, T.G. Larbi, J.A. Publication year 2009 Subject Architecture and Building To reference this document use: http://resolver.tudelft.nl/uuid:f2953c9d-45b6-45c3-8b9c-e9222befd4ff TNO identifier 332012 Source Heron, 54 (54), 291-304 Bibliographical note Heron uitgave: Maintenance and repair of natural stone Document type article Files PDF nijland-2009-laser.pdf