Adeshara, J.V., Patel, H.P., Deheri, G.B. and Patel, R.M. 2022. Performance of a hydromagnetic squeeze film on a rough circular step bearing: a comparision of different porous structures. Acta Polytechnica. 62, 4 (Aug. 2022), 409–417. DOI:https://doi.org/10.14311/AP.2022.62.0409.