@phdthesis{bibcite_17859,
  author = {Daniel Burgos},
  title = {Extension of the IMS Learning Design Specification based on Adaptation and Integration of Units of Learning},
  year = {2008},
  journal = {Escuela polit{\'e}cnica superior, Departamento de inform{\'a}tica},
  volume = {Doctor en ingenier{\'\i}a inform{\'a}ti},
  publisher = { Universidad Carlos III de Madrid},
  address = {Legan{\'e}s, Madrid, Spain},
}