Albert, Abraham Adrian 1905 An Introduction to Finite Projective Planes - New York : Holt, 1968. - viii, 98 p. : gráfs. ; 24 cm. - Athena ser.; selected topics in mathematics . Cab. port.: A. Adrian Albert and Reuben Sandler Subjects--Topical Terms: GEOMETRIA PROYECTIVA Universal Decimal Class. No.: 515