(1) Introductory Mathematical Analysis (2) Descriptive Geometry (3) Premiers Eléments d'une Théorie du Quadrilatère Complet

@article{1IM,
  title={(1) Introductory Mathematical Analysis (2) Descriptive Geometry (3) Premiers El{\'e}ments d'une Th{\'e}orie du Quadrilat{\`e}re Complet},
  author={},
  journal={Nature},
  volume={104},
  pages={169-170}
}