Boundary keys/crosswalk helper
Examples
keys <- mn_boundary_keys("ADM1")
head(keys)
#> # A tibble: 6 × 4
#> shapeID shapeName shapeISO name_std
#> <chr> <chr> <chr> <chr>
#> 1 14279143B81467460095364 Uvs MN-046 uvs
#> 2 14279143B22317554045022 Khovd MN-043 khovd
#> 3 14279143B63368554420497 Zavkhan MN-057 zavkhan
#> 4 14279143B49613281560709 Bulgan MN-067 bulgan
#> 5 14279143B47638406449643 Dornogovi MN-063 dornogovi
#> 6 14279143B69842940795179 Ulaanbaatar MN-1 ulaanbaatar
