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How valid can data fusion be?
Kiesl, Hans, (2006)
Theoretische und empirische Analysen zum Geldangebot in der Bundesrepublik Deutschland
Gräbel, Torsten, (2001)
Elements of statistical analysis
Gottinger, Hans Werner, (1980)
Nonparametric models and methods for one-way ANOVA with fixed effects
Walsh, J. E., (1974)
Nonparametric results for two-way ANOVA with fixed effects, no interactions, and unequal subclasses
Education and political power
Walsh, John E., (1964)