--- title: Sparse regression with paired covariates output: rmarkdown::html_vignette vignette: > %\VignetteIndexEntry{article} %\VignetteEngine{knitr::rmarkdown} %\VignetteEncoding{UTF-8} --- Click [here](https://link.springer.com/content/pdf/10.1007/s11634-019-00375-6.pdf) to download article.