Second-Order Algebraic Theories - (Extended Abstract). - Marcelo P. Fiore; Ola Mahmoud (MFCS, 2010)

Second-order algebraic theories. - Ola Mahmoud (2011)

Second-Order Algebraic Theories. - Marcelo P. Fiore; Ola Mahmoud (CoRR, 2013)

Functorial Semantics of Second-Order Algebraic Theories. - Marcelo P. Fiore; Ola Mahmoud (CoRR, 2014)

The Willingness to Pay for Diversification. - Ola Mahmoud (Manag. Sci., 2022)