Electrokinetic potential, ζ. [w:] International Union of Pure and Applied Chemistry (IUPAC) [on-line]. goldbook.iupac.org. [dostęp 2014-03-01]. (ang.). (pdf).
Electrokinetic potential, ζ. [w:] International Union of Pure and Applied Chemistry (IUPAC) [on-line]. goldbook.iupac.org. [dostęp 2014-03-01]. (ang.). (pdf).