| AAS | American Astrophysical Society |
|---|---|
| APL | Applied Physics Laboratory |
| APL | Applied Physics Laboratory (skr.) |
| CT | Computer Tomography (skr.) |
| EOS | týždenník zväzu American Geophysical Union |
| IIP | International Institute of Philosophy (skr.) |
| OEB | Online Egyptological Bibliography |
| PEB | Physical Evaluation Board (skr.) |
| RPA | Renal Physicians Association (skr.) |
| RT | Regal Trophy |