"Statistical Software and the e-Handbook of Statistical Methods". www.itl.nist.gov. Retrieved 2022-07-23. https://www.itl.nist.gov/div898/handbook/dataplot.htm ↩
"Frequently Asked Questions". www.itl.nist.gov. Retrieved 2022-07-23. https://www.itl.nist.gov/div898/software/dataplot/faqs.htm ↩