Snowball Sampling: Problems and Techniques of Chain Referral SamplingPatrick Biernacki, Dan Waldorf|Sociological Methods & Research|1981Cited by 5.4k
Targeted Sampling: Options for the Study of Hidden PopulationsJohn K. Watters, Patrick Biernacki|Social Problems|1989Cited by 1.5k
Pathways From Heroin Addiction: Recovery Without TreatmentRoger A. Roffman, Patrick Biernacki|Contemporary Sociology A Journal of Reviews|1988Cited by 519
Targeted Sampling: Options for the Study of Hidden PopulationsJohn K. Watters, Patrick Biernacki|Social Problems|1989Cited by 379
Spontaneous Remission from the Problematic Use of Substances: An Inductive Model Derived from a Comparative Analysis of the Alcohol, Opiate, Tobacco, and Food/Obesity LiteraturesRobb Stall, Patrick Biernacki|International Journal of the Addictions|1986Cited by 180