@misc{misc, title  = {{Snowball Sampling}},

 publisher = {{Sage Publications, Inc.}},

 url = {{http://dx.doi.org/10.4135/9781412950589.n931 }},

 year = {{2003}},

 month = {{1}},

 author = {{}},

 doi = {{10.4135/9781412950589.n931}},

 note = {{Accessed on 2024/10/23}}}