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R. L. Parker,International Conference on Crystal Growth.International Conference on Crystal Growth ( 5th : 1977 : Cambridge, Mass )：Crystal growth 1977.North-Holland,1977.
S. R. Parker,Asilomar Conference on Circuits, Systems and Computers.Asilomar Conference on Circuits, Systems and Computers (7th : 1973 : Pacific Grove, Calif.)：Conference record.,1974.
