1. `\cite{goossens:companion}` — [2]

2. `\cite{goossens:companion,hagen:metafun}` — [2, 1]

3. `\cite[page 99ff]{goossens:companion}` — [2, page 99ff]

4. `\cite[page 99ff]{goossens:companion,hagen:metafun}` — [2, 1, page 99ff]

# Bibliography

[1]

  Hans Hagen. Metafun. Preliminary Version October 27, 2000, October 2000. `http://www.pragma-ade.com`.

[2]

  M. von Goossens, S. Rahtz, and F. Mittelbach. The LaTeX Graphics Companion. Addison-Wesley Publishing Company, Reading, Mass., 1997.