Duarte Monedero, Beatriz, ir kt. „The impact of public transport policies on the efficiency of operating companies: a comparison between European countries“. Transformations In Business & Economics, t. 24, nr. 3A (66A), 2026 m.sausio, p. 675-99, https://doi.org/10.15388/Tibe.2025.24.3A.7.