Template:Convert/ha sqmi
[http://www.nga.gov/content/ngaweb/research/casva/research-projects.html A Project of the National Gallery of Art, Center for Advanced Study in the Visual Arts ]
{{convert/multi2{{{d}}}|{{convert/{{{d}}}|{{{1}}}||| |u=ha |n=hectare |h=hectare |t=hectare |b=10000 |j=4-{{{j}}}}}|{{convert/{{{d}}}|{{{1}}}||| |u=sq mi |n=square mile |h=square-mile |b=2589988.110336 |j=6.41329777-{{{j}}}}}}}