@techreport{plesch:hal-00722476, TITLE = {{Final report on the STELLAR Delphi study}}, AUTHOR = {Plesch, Christine and Spada, Hans and Wiedmann, Michael}, URL = {https://telearn.hal.science/hal-00722476}, YEAR = {2012}, MONTH = Feb, KEYWORDS = {Delphi study ; 4th Delphi round ; global survey ; areas of tension ; core research areas ; grand challenge problems}, PDF = {https://telearn.hal.science/hal-00722476/file/20120517_stellar_d1.6_delphi.pdf}, HAL_ID = {hal-00722476}, HAL_VERSION = {v1}, }