The article provides the link for the Solarwinds End User License Agreement.
BY DOWNLOADING, INSTALLING, AND/OR USING THE SOFTWARE YOU AGREE TO BE BOUND BY THE TERMS OF THIS AGREEMENT. IF YOU DO NOT AGREE TO THE TERMS OF THIS AGREEMENT, YOU MUST NOT DOWNLOAD, INSTALL, OR USE THE SOFTWARE, AND YOU MUST DELETE OR RETURN THE UNUSED SOFTWARE.
The EULA is a click through agreement when software is downloaded. No physical copy of the contract is provided.