Which breed is often considered a derivative or related breed to the German Spitz family in very small form?

Answer

The Pomeranian (Zwergspitz).

The text notes that the tiny Pomeranian (Zwergspitz) is often considered a derivative or related breed within the context of the German Spitz size variations.

Which breed is often considered a derivative or related breed to the German Spitz family in very small form?
Dogbreedtemperamentspitz