1. The random character of stock market prices;P Cootner,1964
2. Proof that properly anticipated prices fluctuate randomly;PA Samuelson;Industrial Management Review,1965
3. The behavior of stock-market prices;E Fama;J. Bus,1965
4. Théorie de la spéculation;L Bachelier;Ann. Sci. Ec. Norm. Super., Paris,1900
5. The variation of certain speculative prices;B Mandelbrot;J. Bus,1963