This repository contains the basic files necessary to typeset articles with the S&P style.
The S&P BibLaTeX system (biblatex-sp-unified.bbx and sp-authoryear-comp.cbx) has its own repository:
semprag/biblatex-sp-unified.
Installation instructions are available at info.semprag.org/install.
The S&P LaTeX sources are released into the public domain; see LICENSE.