1. Amouzegar Kalati, T. A generalization of lifting modules. Ukrainian Math. J. 66, 11 (2015), 1654–1664. Reprint of Ukraïn. Mat. Zh. 66 (2014), no. 11, 1477–1484.
2. Clark, J., Lomp, C., Vanaja, N., and Wisbauer, R. Lifting Modules. Frontiers in Mathematics. Birkhäuser Verlag, Basel, 2006. Supplements and projectivity in module theory.
3. Ghorbani, A., and Vedadi, M. R. Epi-retractable modules and some applications. Bull. Iranian Math. Soc. 35, 1 (2009), 155–166, 283.
4. Goodearl, K. R., and Warfield, Jr., R. B. An introduction to Noncommutative Noetherian Rings, vol. 16 of London Mathematical Society Student Texts. Cambridge University Press, Cambridge, 1989.
5. Harmanci, A., Keskin, D., and Smith, P. F. On ⊕-supplemented modules. Acta Math. Hungar. 83, 1-2 (1999), 161–169.