| article html file updated | 11 February 2020 08:56 CET | Update | https://www.mdpi.com/2076-0752/8/1/13 |
| article html file updated | 27 April 2019 06:35 CEST | Update | - |
| article html file updated | 13 April 2019 02:42 CEST | Update | - |
| article html file updated | 3 April 2019 03:30 CEST | Update | - |
| article html file updated | 2 April 2019 11:39 CEST | Update | - |
| article html file updated | 15 January 2019 07:51 CET | Original file | - |
| article pdf uploaded. | 15 January 2019 07:49 CET | Version of Record | https://www.mdpi.com/2076-0752/8/1/13/pdf |
| article xml uploaded. | 15 January 2019 07:49 CET | Update | https://www.mdpi.com/2076-0752/8/1/13/xml |
| article xml file uploaded | 15 January 2019 07:49 CET | Original file | - |
