BEGIN:VCARD
VERSION:3.0
REV:2026-05-16T11:05:42Z
N;CHARSET=utf-8:Köykkä Juha;;;;
FN;CHARSET=utf-8:Köykkä Juha
EMAIL;INTERNET:juha.koykka@gtk.fi
TEL;PREF;WORK:+358295034266
ORG;CHARSET=utf-8:GTK
TITLE;CHARSET=utf-8:Senior Scientist
URL:https://www.gtk.fi/en/experts/koykka-juha/
END:VCARD