article html file updated | 6 February 2020 23:36 CET | Update | https://www.mdpi.com/2076-2607/3/4/612 |
article html file updated | 6 May 2019 09:41 CEST | Update | - |
article html file updated | 26 March 2019 12:14 CET | Update | - |
article html file updated | 18 May 2016 12:29 CEST | Original file | - |
article pdf uploaded. | 10 October 2015 08:41 CEST | Version of Record | https://www.mdpi.com/2076-2607/3/4/612/pdf |