Löwe, B., & Müller, T. (2004). Degrees of Belief and Knowledge in Mathematics. (ILLC Publications; No. X-2004-03). Institute for Logic, Language and Computation.
Löwe, B., van Rooij, R. A. M., Zeevat, H. W., & Schröder, B. (2004). ILLC-Day 2 in Bonn "Language". (ILLC Publications; No. X-2004-04). Institute for Logic, Language and Computation.
Löwe, B. (2004). Review of Matet, Pean, Todorcevic, "Prime ideals on P-kappa-lambda with the partition property" [Review of: P.Matet, C.Pean, S.Todorcevic. Prime ideals on P-kappa-lambda with the partition property]. Zentralblatt MATH, 1030, 03038.
Löwe, B. (2004). Infinite Games. Betabulletin, 3, 5.
Löwe, B. (2004). Logic and the Communication with Machines. Betabulletin, 3, 4.
Löwe, B. (2003). A second glance at non-restrictiveness. Philosophia Mathematica, 11, 323-331.
Löwe, B., Malzkorn, W., & Räsch, T. (2003). Foundations of the formal sciences II : applications of mathematical logic in philosophy and linguistics : papers of a conference held in Bonn, November 10-13, 2000. (Trends in logic; No. 17). Kluwer Academic Publishers.
Löwe, B. (2003). The Simulation Technique and its Consequences for Infinitary Combinatorics under the Axiom of Blackwell Determinacy. (Technical Reports; No. PP-2003-18). Institute for Logic, Language and Computation.
Löwe, B. (2003). Review of Neeman "Optimal proofs of determinacy II" [Review of: I Neeman. Optimal proofs of determinacy II]. Mathematical Reviews, 2003k, 03067.
Löwe, B. (2003). Naive nous sets you up for success [Review of: W F Lawvere, R Rosebrugh (2003) Sets for Mathematics]. The Times Higher Education Supplement, TG16.