1. Fractals Everywhere;Barnsley,1993
2. A Basic Course in Probability Theory;Bhattacharya,2007
3. Wahrscheinlichkeitstheorie;Bauer,2002
4. Copulas and Markov processes;Darsow;Illinois J. Math.,1992
5. Norms for copulas;Darsow;Int. J. Math. Math. Sci.,1995