Egorov, Y., & Shubin, M. (1994). Encyclopaedia of mathematical sciences. Germany: Springer.
Trích dẫn kiểu ChicagoEgorov, Yu.V.,, và M.A. Shubin. Encyclopaedia of Mathematical Sciences. Germany: Springer, 1994.
Deismireacht MLAEgorov, Yu.V.,, và M.A. Shubin. Encyclopaedia of Mathematical Sciences. Germany: Springer, 1994.
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