Convert from stremma to sitio

Unit Definition (stremma)
The stremma is a traditional Greek unit of area, now redefined to equal exactly 1000 square meters or 0.1 hectare (0.24710 acre).

Unit Definition (sitio)
The sitio is a name used traditionally in Mexico and the southwestern U.S. for the square legua, a unit of area equal to 25 million square varas or about 1800 hectares. The word means "place".