1. [8] Kunen, K., Set Theory: An Introduction to Independence Proofs, vol. 102 of Studies in Logic and the Foundations of Mathematics, North-Holland, Amsterdam, 1980.
2. [17] Moore, J. T., M. Hrušák, and M. Džamonja, “Parametrized $\diamondsuit$ principles,” Transactions of the American Mathematical Society, vol. 356 (2004), pp. 2281–306.
3. [1] Abraham, U., and S. Shelah, “Isomorphism types of Aronszajn trees,” Israel Journal of Mathematics, vol. 50 (1985), pp. 75–113.
4. [2] Abraham, U., and S. Todorčević, “Partition properties of $\omega_{1}$ compatible with CH,” Fundamenta Mathematicae, vol. 152 (1997), pp. 165–81.
5. [3] Devlin, K. J., and H. Johnsbråten, The Souslin Problem, vol. 405 of Lecture Notes in Mathematics, Springer, Berlin, 1974.