| article html file updated | 11 February 2020 03:26 CET | Update | https://www.mdpi.com/1999-4907/9/12/776 |
| article html file updated | 12 October 2019 00:37 CEST | Update | N/A |
| article html file updated | 27 April 2019 18:43 CEST | Update | N/A |
| article html file updated | 13 April 2019 14:37 CEST | Update | N/A |
| article html file updated | 2 April 2019 14:00 CEST | Update | N/A |
| article html file updated | 26 December 2018 04:11 CET | Update | N/A |
| article html file updated | 15 December 2018 10:23 CET | Original file | N/A |
| article pdf uploaded. | 15 December 2018 10:22 CET | Version of Record | https://www.mdpi.com/1999-4907/9/12/776/pdf |
| article xml uploaded. | 15 December 2018 10:22 CET | Update | https://www.mdpi.com/1999-4907/9/12/776/xml |
| article xml file uploaded | 15 December 2018 10:22 CET | Original file | N/A |