"sign paper" is correct and usable in written English.
You can use it when asking someone to sign a document or a paper. For example, "Please sign the paper and return it to me by tomorrow."
Make them sign paper this time".
Researchers in Germany report that e-petitions are mostly created by the same well-educated males who create and sign paper ones.
Immigrant groups wrote thousands of letters and encouraged people to sign paper plates asking for food stamp restoration, which were sent to members of Congress, particularly Republicans.
The pharmacies face tens of thousands of dollars in fines if they deviate from strict controls that require doctors to sign paper prescriptions and fax them to a pharmacy before a nurse can administer them in the nursing home setting.
Informed verbal rather than written consent was taken from the study participants because reluctance to sign paper formats was observed amongst participants.
These little foils shapes in dollar sign, paper money and coin form can be used to decorate your favours, or your venue.
You'll sign papers at the desk.
Bomka had told them to sign papers, and so Kostya had signed papers.
He and his colleagues have been given authority to sign papers previously reserved for ministers.
He has to go to sign papers, he has to go to get them sorted out.
The two supposed aid workers pushed her to sign papers, relinquishing her son.
