Ribeiro, Hugo. "Just half a century ago...." Portugaliae mathematica 44.1 (1987): III-IV. <http://eudml.org/doc/115564>.
@article{Ribeiro1987, author = {Ribeiro, Hugo}, journal = {Portugaliae mathematica}, number = {1}, pages = {III-IV}, publisher = {Sociedade Portuguesa de Matemática}, title = {Just half a century ago...}, url = {http://eudml.org/doc/115564}, volume = {44}, year = {1987}, }
TY - JOUR AU - Ribeiro, Hugo TI - Just half a century ago... JO - Portugaliae mathematica PY - 1987 PB - Sociedade Portuguesa de Matemática VL - 44 IS - 1 SP - III EP - IV UR - http://eudml.org/doc/115564 ER -
