edited by T.C. Hu, Stephen M. Robinson
Academic Press , 1973
Buku Teks SO
Arthanari, T.S.
John Wiley & Sons, 1981
Buku Teks SO
Shapiro, Jeremy F.
John Wiley & Sons, 1979
Buku Teks SO
edited by M.L. Balinski, C. Lemarechal
North-Holland, 1978
Buku Teks SO
Nachrowi
Universitas Indonesia , 1984
Buku Teks SO