| 56820 |      1 | @string{CUP="Cambridge University Press"}
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|  |      2 | @string{LNCS="Lect.\ Notes in Comp.\ Sci."}
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|  |      3 | @string{Springer="Springer-Verlag"}
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|  |      4 | 
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|  |      5 | @manual{Main,author={Tobias Nipkow},title={What's in Main},
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|  |      6 | note={\url{http://isabelle.in.tum.de/doc/main.pdf}}}
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|  |      7 | 
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|  |      8 | @manual{ProgProve,author={Tobias Nipkow},
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|  |      9 | title={Programming and Proving in Isabelle/HOL},
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|  |     10 | note={\url{http://isabelle.in.tum.de/doc/prog-prove.pdf}}}
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|  |     11 | 
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|  |     12 | @manual{IsarRef,author={Makarius Wenzel},
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|  |     13 | title={The Isabelle/Isar Reference Manual},
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|  |     14 | note={\url{http://isabelle.in.tum.de/doc/isar-ref.pdf}}}
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