“Full Text (HTML).” Accessed December 16, 2016. http://rx9mt3dn8k.search.serialssolutions.com/?ctx_ver=Z39.88-2004&ctx_enc=info:ofi/enc:UTF-8&rfr_id=info:sid/International+Bibliography+of+the+Social+Sciences+%28IBSS%29&rft_val_fmt=info:ofi/fmt:kev:mtx:book&rft.genre=book&rft.jtitle=&rft.atitle=&rft.au=Wallensteen%2C+Peter&rft.aulast=Wallensteen&rft.aufirst=Peter&rft.date=1988-01-01&rft.volume=&rft.issue=&rft.spage=ix&rft.isbn=&rft.btitle=Peace+research+-+achievements+and+challenges&rft.title=Peace+research+-+achievements+and+challenges&rft.issn=&rft_id=info:doi/.
