https://www.eclassical.com/eclassical/labels/haenssler-classic/ilmari-hannikainen-lieder
Ilmari Hannikainen: Lieder
Ilmari Hannikainen: Lieder
hannikainenlieder
https://sulasol.fi/en/nuottikauppa/air-v-hannikainen/
Air (V.Hannikainen) - Sulasol
Apr 19, 2021 - Publications of Suomen Musiikkilehti (Music Journal Finland) from 1926. ISMN 979-0-55010-998-8
airvhannikainen
https://www.musicanet.org/bdd/en/author/1549-hannikainen--pekka-juhani
Pekka Juhani Hannikainen - Author of text - Musica International
Pekka Juhani Hannikainen (1854 - 1924) - Finland. Biography of the author of texts. Born on the 1854-12-09, in Nurmes ; Death on 1924-09-13, in Helsinki.
pekkahannikainenauthortextmusica
https://www.hockeybuzz.com/2025/07/23/Blue-Jackets-Active-Sergei-Bobrovsky-and-Markus-Hannikainen
Blue Jackets Active Sergei Bobrovsky and Markus Hannikainen
Jul 24, 2025 - Blue Jacket Active Sergei Bobrovsky and Markus Hannikainen off the IR.
blue jacketsactivemarkushannikainen