APA-čujuhus (7. p.)

Vahala Riku & Helsinki University of Technology. Two-Step granular activated carbon filtration in drinking water treatment.

Chicago-čujuhus (17. p.)

Vahala Riku juo Helsinki University of Technology. Two-Step Granular Activated Carbon Filtration in Drinking Water Treatment.

MLA-čujuhus (9. p.)

Vahala Riku juo Helsinki University of Technology. Two-Step Granular Activated Carbon Filtration in Drinking Water Treatment.

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