Which preposition to use with gippsland

with Occurrences 1%

Count Strzelecki's expedition through Gippsland with the discovery of which district he is commonly and wrongly credited, was due to the literary and geographical work he had undertaken, as he was gathering material for his well-known work, The Physical Description of New South Wales, Victoria, and Van Diemen's Land.

Which preposition to use with  gippsland