| 1. |
European Journal of Operational Research
1989 : APR 14, VOL. 39:3, p. 261-273
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1989 |
Tapiero, C. S.
Lee, H. L.
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| 2. |
Business Quarterly
1989 : AUTUMN, VOL. 54:2, p. 55-60
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1989 |
White, R.E.
Poynter, T.A.
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| 3. |
Fortschrittliche Betriebsführung und Industrial Engineering
1993 : VOL. 42:5, p. 273-276
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1993 |
Ambaum, E.
Ruhnau, J.
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| 4. |
Betriebswirt
1993 : VOL. 34:3, p. 15-16,18-19, Lit.
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1993 |
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