@article{OR00,
 author = {O'Donnell, J. and R\"{u}nger, G.},
 title = {{Abstract Parallel Machines}},
 journal = {Computers and Artificial Intelligence, (to be continued as Computing and Informatics)},
 volume = {19},
 number = {2},
 pages = {105--129},
 year = {2000},
 issn = {0232-0274},
 publisher = {Slovak Academy of Sciences},
}