| article html file updated | 9 February 2020 14:09 CET | Update | https://www.mdpi.com/2075-4701/8/4/276 |
| article html file updated | 2 October 2019 16:54 CEST | Update | - |
| article html file updated | 1 May 2019 02:49 CEST | Update | - |
| article html file updated | 17 April 2019 03:17 CEST | Update | - |
| article html file updated | 29 March 2019 16:27 CET | Update | - |
| article html file updated | 1 May 2018 08:11 CEST | Update | - |
| article html file updated | 1 May 2018 08:11 CEST | Update | - |
| article html file updated | 17 April 2018 12:44 CEST | Original file | - |
| article pdf uploaded. | 17 April 2018 12:42 CEST | Version of Record | https://www.mdpi.com/2075-4701/8/4/276/pdf |
| article xml uploaded. | 17 April 2018 12:42 CEST | Update | https://www.mdpi.com/2075-4701/8/4/276/xml |
| article xml file uploaded | 17 April 2018 12:42 CEST | Original file | - |
