1. Back K. , 1992a, “Asymmetric Information and Options,” unpublished working paper, Washington University in St. Louis.
2. Back K. , 1992b, “Time-Varying Liquidity Trading, Price Pressure, and Volatility,”unpublished working paper, Washington University in St. Louis.
3. Black F. , 1990, “Bluffing,” unpublished working paper, Goldman Sachs.
4. Dellacherie C. Meyer P.-A. , 1982, Probabilities and Potential B: Theory of Martingales, North-Holland, Amsterdam.
5. Dothan M. U. , 1990, Prices in Financial Markets, Oxford U.P., New York.