no. 2
The entropy density of quasi-free states for a continuous boson system
Annales de l'institut Henri Poincaré. Section A, Physique Théorique, Tome 28 (1978) no. 2, pp. 187-196. 
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     author = {Fannes, M.},
     title = {The entropy density of quasi-free states for a continuous boson system},
     journal = {Annales de l'institut Henri Poincar\'e. Section A, Physique Th\'eorique},
     pages = {187--196},
     publisher = {Gauthier-Villars},
     volume = {28},
     number = {2},
     year = {1978},
     mrnumber = {496234},
     language = {en},
     url = {http://www.numdam.org/item/AIHPA_1978__28_2_187_0/}
}
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Fannes, M. The entropy density of quasi-free states for a continuous boson system. Annales de l'institut Henri Poincaré. Section A, Physique Théorique, Tome 28 (1978) no. 2, pp. 187-196. http://www.numdam.org/item/AIHPA_1978__28_2_187_0/

[1] H. Araki and E.H. Lieb, Entropy Inequalities, Commun. Math. Phys., t. 18, 1970, p. 160-170. | MR

[2] J. Bendat and S. Sherman, Monotone and Convex Operator Functions, Trans. Ann. Math. Soc., t. 79, 1955, p. 58-71. | MR | Zbl

[3] J.M. Chaiken, Number Operators for Representations of the Canonical Commutation Relations, Commun. Math. Phys., t. 8, 1968, p. 164-184. | MR | Zbl

[4] R.H. Critchley and J.T. Lewis, The entropy Density of Quasi-Free States, preprint.

[5] M. Fannes, The Entropy Density of Quasi-Free States, Commun. Math. Phys., t. 31, 1973, p. 279-290. | MR

[6] J. Manuceau, M. Sirugue, D. Testard and A. Verbeure, The smallest C*-Algebra for Canonical Commutation Relations, Commun. Math. Phys., t. 32, 1973, p. 231-243. | MR | Zbl

[7] J. Manuceau and A. Verbeure, Quasi-Free States of the C. C. R. Algebra and Bogoliubov Transformation, Commun. Math. Phys., t. 9, 1968, p. 293-302. | MR | Zbl

[8] D.W. Robinson, The Thermodynamic Pressure in Quantum Statistical Mechanics, Springer-Verlag, Heidelberg, 1971. | MR

[9] D. Ruelle, Statistical Mechanics, W. A. Benjamin, Inc., New York, Amsterdam, 1969. | MR | Zbl