@inproceedings{CTT100647364,
  author = {Ryuzo OHNO and Youichiro Ezaki},
  title = {Research on Underground Dwelling of the Loess Land of China: Part3. Morphological analysis of underground rooms},
  booktitle = {Proceedings of the First International Symposium on Traditonal Dwellings and Lifestyles},
  year = 1985,
}