(21 classifications) (13 resources)
Abbreviations
(1)
Access control (10) Acronyms (1) Congresses (2) Databases (1) Encyclopedias (1) Environmental aspects (2) Evaluation (2) Handbooks, manuals, etc. (7) History (14) |
Law and legislation
(4)
Miscellanea (2) Museums (3) Periodicals (5) Power supply (4) Purchasing (1) Research (5) Social aspects (9) Study and teaching (8) Technological innovations (22) United States (1) |
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