| article html file updated | 12 February 2020 02:34 CET | Update | https://www.mdpi.com/2075-4701/9/4/403 |
| article html file updated | 17 October 2019 15:40 CEST | Update | N/A |
| article html file updated | 25 April 2019 17:46 CEST | Update | N/A |
| article html file updated | 19 April 2019 08:12 CEST | Original file | N/A |
| article pdf uploaded. | 19 April 2019 08:10 CEST | Updated version of record | https://www.mdpi.com/2075-4701/9/4/403/pdf |
| article xml uploaded. | 19 April 2019 08:10 CEST | Update | https://www.mdpi.com/2075-4701/9/4/403/xml |
| article xml file uploaded | 19 April 2019 08:10 CEST | Update | N/A |
| article pdf uploaded. | 2 April 2019 16:22 CEST | Version of Record | https://www.mdpi.com/2075-4701/9/4/403/pdf-vor |
| article xml file uploaded | 2 April 2019 16:22 CEST | Original file | N/A |
