@article {Poitras71, author = {Geoffrey Poitras}, title = {Turtles, Tails, and Stereos}, volume = {5}, number = {2}, pages = {71--87}, year = {1997}, doi = {10.3905/jod.1997.407992}, publisher = {Institutional Investor Journals Umbrella}, issn = {1074-1240}, URL = {https://jod.pm-research.com/content/5/2/71}, eprint = {https://jod.pm-research.com/content/5/2/71.full.pdf}, journal = {The Journal of Derivatives} }