@article{CriCriPur:07,
  journal = {Bull. Austral. Math. Soc.},
  volume = {75},
  title = {Change of ring and torsion theoretic injectivity},
  author = {Crivei, I. and Crivei S and Purdea, I.},
  year = 2007,
  pages = {143--149},
}