:

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    ( . 1925)

    ( . 1925)

    . , . . " " (1960), "" (1962), "" (1975), "" (1978), "" (1982), "" (1984). " " (1981). . (1987).

    (Bernoulli) (1700-82)
    (Bezruc) ( .

    (Vilani) ( 1917 )
    ( )
    :