The only criterion for continued membership and promotion was the quality of one's research. (the-scientist.com)
As individuals, we should continue our memberships in environmental and population organizations. (treehugger.com)
At the February 1974 general election, Labour's manifesto promised renegotiation of Britain's terms of membership, to be followed by a consultative referendum on continued membership under the new terms if they were acceptable. (en.wikipedia.org)