Columbia subject headings:
Groundwater flow--Mathematical models--Congresses.
Groundwater flow--Mathematical models.
Zone of aeration--Mathematical models--Congresses.
Zone of aeration--Mathematical models.
Harvard subject headings:
Groundwater flow--Mathematical models
Groundwater flow--Mathematical models--Congresses.
Soils--Solute movement--Mathematical models--Congresses.
Zone of aeration--Mathematical models--Congresses.
Zone of aeration--Mathematical models.
Princeton subject headings:
Groundwater flow--Mathematical models--Congresses.
Soils--Solute movement--Mathematical models--Congresses.
Zone of aeration--Mathematical models--Congresses.