1. Amouzegar, T., Keskin Tütüncü, D., Talebi, Y.: t-Dual Baer and t-lifting modules. Vietnam J. Math. 42, 159–169 (2014)
2. Anderson, F.W., Fuller, K.R.: Rings and Categories of Modules. Springer, New York (1974)
3. Clark, J., Lomp, C., Vanaja, N., Wisbauer, R.: Lifting Modules: Supplements and Projectivity in Module Theory. Basel, Birkhäuser (2006)
4. Dung, N.V., Huynh, D.V., Smith, P.F., Wisbauer, R.: Extending Modules. Pitman Research Notes in Mathematics Series, vol. 313. Longman Scientific & Technical, Harlow (1994)
5. Fuchs, L., Rangaswamy, K.M.: Quasi-projective abelian groups. Bull. Soc. Math. Fr. 98, 5–8 (1970)