| article html file updated | 12 February 2020 10:32 CET | Update | https://www.mdpi.com/2076-0825/8/2/39 |
| article html file updated | 19 October 2019 16:45 CEST | Update | N/A |
| article html file updated | 4 July 2019 16:39 CEST | Update | N/A |
| article html file updated | 11 June 2019 12:16 CEST | Original file | N/A |
| article pdf uploaded. | 11 June 2019 12:14 CEST | Updated version of record | https://www.mdpi.com/2076-0825/8/2/39/pdf |
| article xml uploaded. | 11 June 2019 12:14 CEST | Update | https://www.mdpi.com/2076-0825/8/2/39/xml |
| article xml file uploaded | 11 June 2019 12:14 CEST | Update | N/A |
| article pdf uploaded. | 7 May 2019 15:56 CEST | Version of Record | https://www.mdpi.com/2076-0825/8/2/39/pdf-vor |
| article xml file uploaded | 7 May 2019 15:56 CEST | Original file | N/A |
