@incollection{mula2007fuzzy,
  title = {Fuzzy Production Planning Model for Automobile Seat Assembling},
  author = {Mula, J. and Poler, R. and Garcia-Sabater, J.P.},
  booktitle = {Advances in Soft Computing},
  pages = {163--171},
  publisher = {Springer Berlin Heidelberg},
  doi = {10.1007/3-540-34777-1_21},
  year = {2007}
}