@InProceedings{lasenby96icpr, author = {J. Lasenby and E. Bayro-Corrochano and A.N. Lasenby and G. Sommer}, title = {A new methodology for computing invariants in computer vision}, booktitle = {Proc. 13th Int. Conf. on Pattern Recognition}, year = 1996, organization = {ICPR}, volume = {A, Vienna}, pages = {393--397}, }