Author: Thomas J. SantnerVivek PradhanPralay SenchaudhuriCyrus R. MehtaAjit TamhaneThomas J. Santner, Vivek Pradhan, Pralay Senchaudhuri, Cyrus R. Mehta and Ajit Tamhane Computational Statistics & Data Analysis 51, 5791 – 5799, August (2007) File: small-sample-comparisons-of-confidence-intervals-for-the-difference-of-two-independent-binomial-proportions.pdf Interest: StatXact