A. P. Ambler, Robin J. Popplestone. Inferring the Positions of Bodies from Specified Spatial Relationships. Artificial Intelligence, 6(2):157-174, 1975.
@article{AmblerP75, title = {Inferring the Positions of Bodies from Specified Spatial Relationships}, author = {A. P. Ambler and Robin J. Popplestone}, year = {1975}, researchr = {https://researchr.org/publication/AmblerP75}, cites = {0}, citedby = {0}, journal = {Artificial Intelligence}, volume = {6}, number = {2}, pages = {157-174}, }