Affine maps, euclidean motions and quadrics по Reventós i Tarrida, Agustí

Available for UP System via Springer Link.

Affine and projective geometry по Bennett, M. K.

Available for University of the Philippines Diliman via Wiley Online Library. Click here to access

Affine and projective geometry по Bennett, M. K.

Available for University of the Philippines Baguio via Wiley Online Library. Click here to access

Affine planes with transitive collineation groups по Kallaher, M. J.

Geometry and symmetry по Yale, Paul B.

On the existence of desarguesian planes satisfying a condition of Suetake по Maharjan, Hira B.