@article{
  author = {Attary, Maryam, Akbari, Hooshang, yousefi, esmaeil},
  title = {The use of concept mapping and Vee diagram to calculate the volume by the integral},
  journal = {Journal of New Researches in Mathematics},
  year = {2020},
  volume = {6},
  issue = {4},
  pages = {33-40},
  doi = {},
  url = {https://sanad.iau.ir/fa/Article/797069}
}