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1by Frey Bruno S
Kluwer academic publ 1992Book -
2by Frey Bruno S
Kluwer Academic Pub. c1999Book -
3by Frey Bruno S
Robertson 1983Book -
4Book
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5by Buchanan James M., Wolf Charles, Recktenwald Horst Claus, Pommerehne Werner W., Schneider Friedrich, Frey Bruno S, Niskanen William A., Peacock Alan T., Forte Francesco, Scioli Frank
Springer Verlag 1983Book -
6MIT Press cop. 2007Book