@article{
  author = {Kalbasi, Roozbeh, Shahzeidi, Zohreh, Zamani, Farzad},
  title = {BaO/TiO2-ZrO2 as a green and efficient basic catalyst for Knoevenagel condensation reaction},
  journal = {Iranian Journal of Catalysis},
  year = {2011},
  volume = {1},
  number = {2},
  pages = {55-63},
  doi = {}
}