Here are entered works on planned new municipalities. Works on new urban entities consisting of a combination of residential, commercial, social, educational, and/or recreational areas, incorporated or unincorporated, but of smaller scope than municipalities are entered under Planned communities. Works on land development projects which have been zoned to allow flexibility in building siting and multiple land use are entered under Planned unit developments.
Here are entered works on artificial satellites in general and on the satellites orbiting around Earth. Works on artificial satellites of other celestial bodies are entered under Artificial satellites subdivided by the name of the body, e.g. Artificial satellites--Sun.This heading may be subdivided geographically only by names of celestial bodies. --names of individual artificial satellites
