But it would be perhaps unsufficient for your application of quantile regression
Wikipedia provides an introduction to Quantile Regression (QR) with useful references, including those on the various packages where QR is implemented, at :
https://en.wikipedia.org/wiki/Quantile_regression
You can find an example of a QR research application with Eviews, for estimating confidence intervals for price forecasts in agricultural commodities
with the following paper by Isengildina-Massa, Irwin, and Good, 2008 :