Date of birth	1873
Date of death	1914
Occupation	kemisti kirjailija
Other Forms of Name	Mattsson, Gustaf (1873-1914) Mattsson, Gustaf Otto (1873-1914) Ung-Hans (1873-1914)
Identifiers	0000000053752864 (isni) http://urn.fi/URN:NBN:fi:au:finaf:000064222 (finaf)