code: public static boolean supportsStyle(String style) {
  		String styleFileName = style;
  		if (!styleFileName.endsWith(".csl")) {
  			styleFileName = styleFileName + ".csl";
  		}
  		if (!styleFileName.startsWith("/")) {
  			styleFileName = "/" + styleFileName;
  		}
  		URL url = CSL.class.getResource(styleFileName);
  		return (url != null);
  	}
docs: Checks if a given citation style is supported
  @param style the citation style's name
  @return true if the style is supported, false otherwise