TY - JOUR T1 - Setting upper limits on the strength of periodic gravitational waves from PSRJ1939+2134using the first science data from the GEO 600 and LIGO detectors JO - Physical Review D PY - 2004/12/01 AU - Abbott B AU - Abbott R AU - Adhikari R AU - Ageev A AU - Allen B AU - Amin R AU - Anderson SB AU - Anderson WG AU - Araya M AU - Armandula H AU - Asiri F et al ED - DO - DOI: 10.1103/physrevd.69.082004 PB - American Physical Society (APS) VL - 69 IS - 8 Y2 - 2024/12/22 ER -