| article html file updated | 12 February 2020 20:54 CET | Update | https://www.mdpi.com/2079-9292/8/6/693 |
| article html file updated | 22 October 2019 04:44 CEST | Update | N/A |
| article html file updated | 5 July 2019 20:22 CEST | Update | N/A |
| article html file updated | 20 June 2019 08:13 CEST | Original file | N/A |
| article pdf uploaded. | 20 June 2019 08:11 CEST | Version of Record | https://www.mdpi.com/2079-9292/8/6/693/pdf |
| article xml uploaded. | 20 June 2019 08:11 CEST | Update | https://www.mdpi.com/2079-9292/8/6/693/xml |
| article xml file uploaded | 20 June 2019 08:11 CEST | Original file | N/A |
