The fifth paper in this series Grundlagen einer allgemeinen Mannigfaltigkeitslehre was also published as a separate monograph and was especially important for a number of reasons.
Ang ikalimang papel na ito sa serye Grundlagen einer allgemeinen Mannigfaltigkeitslehre ay nai-publish din bilang isang hiwalay na monograp at noon ay lalong mahalaga para sa isang bilang ng mga dahilan.