Merkel, B., & Planer-Friedrich, B. [ca. 2005]. Groundwater geochemistry : a practical guide to modeling of natural and contaminated aquatic systems ; with a CD-ROM [Book]. Berlin [u.a.]: Springer.

MERKEL, Broder und PLANER-FRIEDRICH, Britta, 2005. Groundwater geochemistry : a practical guide to modeling of natural and contaminated aquatic systems ; with a CD-ROM. Berlin [u.a.]: Springer. ISBN 3540241957.

Merkel, B., und B. Planer-Friedrich. Groundwater geochemistry : a practical guide to modeling of natural and contaminated aquatic systems ; with a CD-ROM. book, Springer, 2005.

Merkel, Broder/Planer-Friedrich, Britta: Groundwater geochemistry : a practical guide to modeling of natural and contaminated aquatic systems ; with a CD-ROM, Berlin [u.a.] 2005.

Merkel, B. und Planer-Friedrich, B. (2005), Groundwater geochemistry : a practical guide to modeling of natural and contaminated aquatic systems ; with a CD-ROM, Bd. , Springer, Berlin [u.a.].