Bolenz, Siegfried
Langer, Michael
Funding for this research was provided by:
Lipp Mischtechnik GmbH (no number given)
Article History
Received: 23 August 2019
Revised: 31 October 2019
Accepted: 2 November 2019
First Online: 14 November 2019
Compliance with ethical standards
:
: The above-mentioned company made a contribution to the costs of the project.
: This article does not contain any studies with human or animal subjects.