@incollection{Szetela17, author = {Beata Szetela}, title = {The Use of Control Charts in the Study of Bitcoin’s Price Variability}, booktitle = {Quality Control and Assurance}, publisher = {IntechOpen}, address = {Rijeka}, year = {2017}, editor = {Leo D. Kounis}, chapter = {9}, doi = {10.5772/66360}, url = {https://doi.org/10.5772/66360} }