John A. Mariani, Douglas R. McGregor. Vulcan: A Modified Viewdata System with Improved Indexing and Formal Hierarchy Definition Language. Comput. J., 27(2):121-126, 1984.
@article{MarianiM84, title = {Vulcan: A Modified Viewdata System with Improved Indexing and Formal Hierarchy Definition Language}, author = {John A. Mariani and Douglas R. McGregor}, year = {1984}, researchr = {https://researchr.org/publication/MarianiM84}, cites = {0}, citedby = {0}, journal = {Comput. J.}, volume = {27}, number = {2}, pages = {121-126}, }