"Zoltán Bay, whose name the Foundation bears" (life), Bay Zoltán Institute of Logistics and Production Engineering (Bay-Logi), Bay Zoltán Foundation for Applied Research, 1994, webpage:BZLogi Biography at Bay Zoltán Foundation.
kfki.hu
"Fizikai Szemle 1999/5 - Zsolt Bor: OPTICS BY HUNGARIANS" (with Zoltán Bay), József Attila University, Szeged, Hungary, 1999 KFKI-Hungary-Bor
yadvashem.org
db.yadvashem.org
Zoltán Lajos Bay – his activity to save Jews' lives during the Holocaust, at Yad Vashem website(link appears to be to another Bay family Rozalia Zemlyanskaya-Bay rescuer #8947 of Ukraine)
