Sequential nitrification-denitrification in a plug flow activated sludge system /

Mode of access: Internet.

Nitrification of secondary municipal waste effleunts by rotating bio-dics /

Mode of access: Internet.

The coupled trickling filter-activated sludge process : design and performance /

Mode of access: Internet.

Autotrophic denitrification using sulphur electron donors /

Mode of access: Internet.

A study of nitrate respiration in the activated sludge process /

Mode of access: Internet.

Note on the appearance of nitrous acid during the evaporation of water : A report of experiments made in the Rothamsted laboratory /

Reprinted from the Journal of the Chemical Society, May, 1881.

Een onderzoek naar de nitrificatie en denitrificatie in tropische gronden .. /

"Literatur overzicht": p. [7]-16.