(1996). Final report for research study entitled "Performance evaluation of the Gravity Probe B design": Contract number--NAS8-40618 / submitted by bd Systems, Inc. ; [Ronnie Francis, Eugene M. Wells].
Lua i Stíl Chicago (17ú heag.)Final Report for Research Study Entitled "Performance Evaluation of the Gravity Probe B Design": Contract Number--NAS8-40618 / Submitted by Bd Systems, Inc. ; [Ronnie Francis, Eugene M. Wells]. 1996.
Lua MLA (9ú heag.)Final Report for Research Study Entitled "Performance Evaluation of the Gravity Probe B Design": Contract Number--NAS8-40618 / Submitted by Bd Systems, Inc. ; [Ronnie Francis, Eugene M. Wells]. 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.