| article html file updated | 11 February 2020 14:06 CET | Update | https://www.mdpi.com/2076-0817/8/1/21 |
| article html file updated | 14 October 2019 13:22 CEST | Update | - |
| article html file updated | 26 April 2019 20:35 CEST | Update | - |
| article html file updated | 12 April 2019 16:24 CEST | Update | - |
| article html file updated | 3 April 2019 15:54 CEST | Update | - |
| article html file updated | 2 April 2019 10:53 CEST | Update | - |
| article html file updated | 28 February 2019 15:27 CET | Update | - |
| article html file updated | 26 February 2019 02:57 CET | Original file | - |
| article pdf uploaded. | 25 February 2019 12:00 CET | Updated version of record | https://www.mdpi.com/2076-0817/8/1/21/pdf |
| article xml uploaded. | 25 February 2019 12:00 CET | Update | https://www.mdpi.com/2076-0817/8/1/21/xml |
| article xml file uploaded | 25 February 2019 12:00 CET | Update | - |
| article pdf uploaded. | 5 February 2019 16:57 CET | Version of Record | https://www.mdpi.com/2076-0817/8/1/21/pdf-vor |
| article xml file uploaded | 5 February 2019 16:57 CET | Original file | - |
