1. S. Albeverio, G. Guatteri, and S. Mazzucchi, “Phase Space Feynman Path Integrals,” J. Math. Phys. 43(6), 2847–2857 (2002).
2. S. A. Albeverio, R. J. Høegh-Krohn, and S. Mazzucchi, “Mathematical Theory of Feynman Path Integrals. An Introduction,” Lect. Notes Math. 523 (Springer-Verlag, Berlin-Heidelberg-New York, 2008).
3. F. A. Berezin, “Feynman Path Integrals in a Phase Space,” Usp. Fiz. Nauk 23(11), 763–788 (1980).
4. W. Bock and M. Grothaus, “A White Noise Approach to Phase Space Feynman Path Integrals,” accepted for publication in Theory of Probability and Mathematical Statistics in honor of Anatolij Skorokhod, Volodymyr Korolyuk, and Igor Kovalenko (2011).
5. B. Böttcher, “Approximation of Feller Semigroups with Unbounded Symbols,” Electron. Comm. Probab. 16, 545–555 (2011).