Pekka R��s��nen

By Teo Keipi, Matti Näsi, Atte Oksanen, Pekka Räsänen

Edited By Hanna Lehtimäki, Leena Aarikka-Stenroos, Ari Jokinen, Pekka Jokinen

Edited By Risto Alapuro, Arto Mustajoki, Pekka Pesonen

By Pekka Pitkänen

By Pekka Korhonen

By Pekka Korhonen

By Pekka Pitkänen

By Robert J. Pekkanen, Yutaka Tsujinaka, Hidehiro Yamamoto

Edited By Saadia Pekkanen, Kellee Tsai

Edited By Benjamin L. Read, Robert Pekkanen

Edited By Veli-Pekka Tynkkynen, Shinichiro Tabata, Daria Gritsenko, Masanori Goto

Edited By Susanne Oxenstierna, Veli-Pekka Tynkkynen