Run the files with:

ltx      -- pdflatex
ltx2     -- pdflatex
ltxb     -- pdflatex
ltx2crop -- pdflatex->pdfcrop
ltxps    -- latex->dvips->ps2pdf
xltx     -- xelatex
lux      -- lualatex
ltxE     -- pdflatex->exceltex->pdflatex

Additional runs are marked in the examples, eg:
%%Run also >> bibtex <<

