Structure, tradition and possibility Theodor Holm Nelson Return to Keynotes BIBTEX @inproceedings       {DBLP:conf/ht/Nelson03,   author    = {Theodor Holm Nelson},    booktitle = {Hypertext},    title     = {Structure, tradition and possibility.},    pages     = {1},    year      = {2003},    url       = {db/conf/ht/ht2003.html#Nelson03},    ee        = {http://doi.acm.org/10.1145/900053},    crossref  = {conf/ht/2003},    bibsource = {DBLP, http://dblp.uni-trier.de}  } ©2004 Association for Computing Machinery