Schaafsma, W. (1966). Hypothesis testing problems with alternative restricted by a number of inequalities. P. Noordhoff.
Chicago-viite (17. p.)Schaafsma, Willem. Hypothesis Testing Problems with Alternative Restricted by a Number of Inequalities. Groningen: P. Noordhoff, 1966.
MLA-viite (9. p.)Schaafsma, Willem. Hypothesis Testing Problems with Alternative Restricted by a Number of Inequalities. P. Noordhoff, 1966.
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