| article html file updated | 10 February 2020 14:24 CET | Update | https://www.mdpi.com/2075-4450/9/4/136 |
| article html file updated | 8 October 2019 17:24 CEST | Update | - |
| article html file updated | 28 April 2019 22:56 CEST | Update | - |
| article html file updated | 14 April 2019 18:11 CEST | Update | - |
| article html file updated | 1 April 2019 02:29 CEST | Update | - |
| article html file updated | 26 December 2018 21:02 CET | Update | - |
| article html file updated | 13 October 2018 14:38 CEST | Original file | - |
| article pdf uploaded. | 13 October 2018 14:37 CEST | Updated version of record | https://www.mdpi.com/2075-4450/9/4/136/pdf |
| article xml uploaded. | 13 October 2018 14:37 CEST | Update | https://www.mdpi.com/2075-4450/9/4/136/xml |
| article xml file uploaded | 13 October 2018 14:37 CEST | Update | - |
| article pdf uploaded. | 6 October 2018 10:44 CEST | Version of Record | https://www.mdpi.com/2075-4450/9/4/136/pdf-vor |
| article xml file uploaded | 6 October 2018 10:44 CEST | Original file | - |
