@article{DalitzGroetschelLueggeretal.1994, author = {Wolfgang Dalitz and Martin Gr{\"o}tschel and Joachim L{\"u}gger and Wolfram Sperber}, title = {New Perspectives of a Distributed Electronic Information System for Mathematics, Part I}, journal = {European Mathematical Society Newsletter}, volume = {13}, pages = {6 -- 17}, year = {1994}, }