@misc{misc, title  = {{On the massive stellar population of the Super Star Cluster Westerlund 1}},

 url = {{}},

 year = {{2005}},

 month = {{4}},

 author = {{Clark JS and Negueruela I and Crowther PA and Goodwin SP}},

 doi = {{10.48550/arxiv.astro-ph/0504342}},

 note = {{Accessed on 2025/11/06}}}