@inproceedings{CTT100934951, author = {大塚 優 and Christian Dehli and Andrea Grolimund}, title = {Rebuilding Umbrella House}, booktitle = {}, year = 2023, } @inproceedings{CTT100934950, author = {Masaru Otsuka and Christian Dehli and Andrea Grolimund}, title = {The Umbrella House Project}, booktitle = {}, year = 2022, }