Narayanan, H. (1997). Submodular functions and electrical networks. Elsevier.
Cita Chicago (17th ed.)Narayanan, H. Submodular Functions and Electrical Networks. Amsterdam: Elsevier, 1997.
Cita MLA (9th ed.)Narayanan, H. Submodular Functions and Electrical Networks. Elsevier, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.