| article html file updated | 9 February 2020 14:35 CET | Update | https://www.mdpi.com/2073-4360/10/4/457 |
| article html file updated | 2 October 2019 19:20 CEST | Update | - |
| article html file updated | 1 May 2019 02:00 CEST | Update | - |
| article html file updated | 17 April 2019 02:33 CEST | Update | - |
| article html file updated | 29 March 2019 17:26 CET | Update | - |
| article html file updated | 1 May 2018 14:14 CEST | Update | - |
| article html file updated | 20 April 2018 07:23 CEST | Original file | - |
| article pdf uploaded. | 20 April 2018 07:22 CEST | Version of Record | https://www.mdpi.com/2073-4360/10/4/457/pdf |
| article xml uploaded. | 20 April 2018 07:22 CEST | Update | https://www.mdpi.com/2073-4360/10/4/457/xml |
| article xml file uploaded | 20 April 2018 07:22 CEST | Original file | - |
