https://knowledgematrix.net/
Knowledge Matrix - The Digital Jack-of-all-trades
Source of expertly crafted articles spanning diverse topics, from technology and health to lifestyle, language and education - knowledge is power!
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https://openlibrary.org/works/OL11174244W/A_path-oriented_matrix-based_knowledge_representation_system
A path-oriented matrix-based knowledge representation system by Stefan Feyock | Open Library
A path-oriented matrix-based knowledge representation system by Stefan Feyock, unknown edition,
knowledge representationopen librarypath