@article{article, title  = {{A neutron star with a massive progenitor in Westerlund 1}},

 url = {{}},

 year = {{2006}},

 month = {{1}},

 author = {{Muno MP and Clark JS and Crowther PA and Dougherty SM and de Grijs R and Law C and McMillan SLW and Morris MR and Negueruela I and Pooley D and Zwart SP et al}},

 volume = {{636}},

 journal = {{ASTROPHYS J}},

 issue = {{1}},

 pages = {{L41-L44}},

 note = {{Accessed on 2024/12/23}}}