Source URL (retrieved on 2024-05-08 06:57): https://repository.tudelft.nl/islandora/search/%20?collection=research&%3Bamp%3Bf%5B0%5D=mods_name_personal_author_namePart_family_ss%3A%22Van%5C%20der%5C%20Helm%22&%3Bamp%3Bf%5B1%5D=mods_subject_topic_ss%3A%22cost%5C%20effectiveness%22&%3Bf%5B0%5D=mods_name_personal_author_namePart_family_ss%3A%22Liu%22&f%5B0%5D=mods_name_personal_author_namePart_family_ss%3A%22Verhagen%22&f%5B1%5D=mods_name_personal_author_namePart_family_ss%3A%22Van%5C%20der%5C%20Meer%22&f%5B2%5D=mods_subject_topic_ss%3A%22grass%5C%20covered%5C%20slope%22&sort=mods_originInfo_dateSort_dt%20asc&display=tud_grid