TY - DATA AU - Carter, David S. AU - Vogt, Andrew, TI - Collinearity-preserving functions between Desarguesian planes T2 - Memoirs of the American Mathematical Society, SN - 9781470406394 (online) PY - 1980/// CY - Providence, R.I. PB - American Mathematical Society UR - http://www.ams.org/memo/0235 ER -