TY - BOOK AU - Hartley R.W. TI - Determination of the ternary collineation groups whose coefficients lie in the GF(2^n). A thesis in mathematics for the degree of doctor philosophy U1 - 512.54 PY - 1925/// CY - Philadelphia PB - Philadelphia N1 - Reprinted from the annals of mathematics, Vol. 27, N 2 ER -