Polish Duo Establish New Line on Norway's Troll Wall - Alpinist.com
NORWAY'S TROLL WALL STILL STANDING - Alpinist.com
AAC Publications - Katharsis
Trollveggen Troll Wall, Norway, 01/2013: Andy Kirkpatrick, Tormod Granheim and Aleksander Gamme during their winter ascent of Suser Gjennom Harryland on Trollveggen (Troll Wall) in Norway., Andy Kirkpatrick archive - PlanetMountain.com
Disputed First Winter Ascent of Aid Line Claimed on Troll Wall - Alpinist.com