Authors
Anatoliy A. Martynyuk: Professor, Member of the Ukrainian Academy of Sciences, Institute of Mechanics Academy of Sciences of Ukraine, Email: martynyukanan@gmail.com
Bogus³aw Radziszewski: Kielce Technological University, Email: boguslaw.radziszewski@gmail.com
Andrzej Szadkowski: Meritor Automotive Inc. USA (pensioner). Email: aszadk@gmail.com
