?url_ver=Z39.88-2004&rft_id=10.1080%2F00949655.2020.1760276&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Khan%2C+Z.&rft.aulast=Khan&rft.aufirst=Z.&rft.pages=2023-2036&rft.atitle=An+optimal+systematic+sampling+scheme&rft.volume=90&rft.issn=00949655&rft.issue=11&rft.date=2020&rft.title=Journal+of+Statistical+Computation+and+Simulation&rft.genre=article