What has the author Clemens Niemi written?

Answer 1

Clemens Niemi has written:

'A Finnish grammar' -- subject(s): Grammar, Finnish language

'Americanization of the Finnish people in Houghton County, Michigan' -- subject(s): Accessible book, Americanization, Ethnic groups, Finns

Answer 2

Clemens Niemi is not a known author. It's possible that you may be referring to two separate authors: Mark Twain (real name Samuel Clemens) and Arto Paasilinna (real name Arto Tapio Paasilinna). Mark Twain is famous for works like "The Adventures of Huckleberry Finn" and "The Adventures of Tom Sawyer," while Arto Paasilinna is a Finnish author known for humorous novels like "The Year of the Hare."