@article{cm:9502, title = {On a question of Schmidt and Summerer concerning 3-systems}, author = {Johannes Schleischitz}, url = {https://cm.episciences.org/9502}, doi = {10.2478/cm-2020-0007}, journal = {Communications in Mathematics}, issn = {2336-1298}, volume = {Volume 28 (2020), Issue 3}, eid = 1, year = {2021}, month = {Jan}, keywords = {[MATH]Mathematics [math]}, language = {English}, }