[1] Frej, Bartosz. Transition probabilities
and transition systems.
1st Conference for Young Mathematicians (Polish) (Karpacz,
2000). Prace Nauk. Inst. Mat. Politech. Wroc\l aw. Ser. Konfer.
24 (2000), no. 3, 45--53
[2] Frej, Bartosz. A note on Markov
operators and transition systems. Colloq. Math. 91 (2002), no. 2, 183--190.
[3] Downarowicz, Tomasz; Frej, Bartosz. Measure-theoretic and topological
entropy of operators on function spaces. Ergodic Theory Dynam.
Systems 25 (2005), no. 2, 455--481.
[4] Frej, Bartosz. Maličky-Riečan's entropy as a version of operator entropy.
Fundam. Math. 189 (2006), No. 2, 185-193
[5] Frej, Bartosz; Kwaśnicka, Agata. Minimal models for Zd-actions. Colloq. Math. 110 (2008), No. 2, 461-476
[6] Frej, Bartosz. I jeszcze jeden, i jeszcze raz. Matematyka, Społeczeństwo, Nauczanie, 41 (VII 2008),
[7] Frej, Bartosz; Frej, Paulina. An integral formula for entropy of doubly stochastic operators. Fund. Math. 213 (2011), 271-289
[8]
Frej, Bartosz; Frej, Paulina. The Shannon-McMillan
theorem for doubly stochastic operators. Nonlinearity. (2012)
[9] Downarowicz Tomasz; Frej, Bartosz; Romagnoli, Pierre-Paul. Shearer's inequality and infimum rule for
Shannon entropy and topological
entropy. Contemporary Mathematics,
669 (2016)
[10]
Frej, Bartosz; Kwaśnicka, Agata. A
map maintaining the orbits
of a given Z^d-action. Colloq. Math. 143 (2016), No. 1, 1-15
[11] Frej, Bartosz; Huczek, Dawid. Minimal models for actions of amenable groups. Groups Geom. Dyn.
11 (2017), 567-583
[12]
Frej, Bartosz; Huczek, Dawid. Faces of simplices of invariant measures for actions of amenable groups. To appear in Monatshefte fur Mathematik