DOI Not Found
10.1145/1618562.1618583
This DOI cannot be found in the DOI System. Possible reasons are:
- The DOI is incorrect in your source. Search for the item by name, title, or other metadata using a search engine.
- The DOI was copied incorrectly. Check to see that the string includes all the characters before and after the slash and no sentence punctuation marks.
- The DOI has not been activated yet. Please try again later, and report the problem if the error continues.
WHAT CAN I DO NEXT?
- If you believe this DOI is valid, you may report this error to the responsible DOI Registration Agency using the form here.
- If your organization is the steward of this DOI prefix, please make sure you have completed registration of this DOI with your Registration Agency.
- You can try to search again from DOI.ORG homepage