The group adopted a seven-headed SLA hydra-like cobra symbol, using it as a logo. The SLA featured this image on their publications.
the groUp adopTEd a seveN-headed sLA Hydra-lIKE cobRa syMBOl, uSinG iT As A Logo. thE sla FEaturEd thiS imAgE oN ThEIr publicatiOns.