1. L. Accardi, “The noncommutative Markovian property,” Funktsional. Anal. Prilozhen. 9(1), 1–8 (1975) [Functional Anal. Appl. 9 (1), 1–7 (1975)].
2. L. Accardi and F. Fidaleo, “Entangled Markov chains,” Ann.Mat. Pura Appl. (4) 184(3), 327–346 (2005).
3. L. Accardi and F. Fidaleo, “Non-homogeneous quantum Markov states and quantum Markov fields,” J. Funct. Anal. 200(2), 324–347 (2003).
4. L. Accardi and F. Fidaleo, “Markov property is recent developments on the quantum Markov property,” in Quantum Probability and Infinite-Dimensional Analysis, QP-PQ: Quantum Probab. White Noise Anal., Burg, 2001 (World Sci. Publ., River Edge, NJ, 2003), Vol. 15, pp. 1–19.
5. M. Ohya and D. Petz, Quantum Entropy and its Use, in Texts Monogr. Phys. (Springer-Verlag, Berlin, 1993).