Eiter, T., Gottlob, G., & Gurevich, Y. (1996). Normal Forms for Second−Order Logic over Finite Structures‚ and Classification of NP Optimization Problems.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEiter, T., G. Gottlob, और Y. Gurevich. Normal Forms for Second−Order Logic over Finite Structures‚ and Classification of NP Optimization Problems. 1996.
एमएलए (9वां संस्करण) प्रशस्ति पत्रEiter, T., et al. Normal Forms for Second−Order Logic over Finite Structures‚ and Classification of NP Optimization Problems. 1996.
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