- Automatic speech recognition--Congresses (2)
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- Airglow (1)
- Airglow--Congresses (1)
- Auroras (1)
- Auroras--Congresses (1)
- Bifurcation theory--Congresses (1)
- Bioenergetics--Congresses (1)
- Biomedical engineering--Congresses (1)
- Chelates--Congresses (1)
- Complex compounds--Congresses (1)
- Computer systems--Reliability (1)
- Continental drift--Congresses (1)
- Control theory--Congresses (1)
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- Electron spectroscopy (1)
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- Geology--Iceland--Congresses (1)
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- Quantum field theory--Congresses (1)
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- Vacuum ultraviolet spectroscopy--Congresses (1)