Current Data About
Category:Orthogonal coordinate systems
| (P31) |
(Q4167836)
|
| (P301) |
(Q2588831)
|
| (P373) |
Orthogonal coordinate systems
|
| (P1753) |
(Q128313594)
|
| (P4329) |
(Q11998053)
|
other details
| description | Wikimedia category |