| article html file updated | 11 February 2020 01:13 CET | Update | https://www.mdpi.com/1999-4907/9/12/755 |
| article html file updated | 11 October 2019 11:16 CEST | Update | - |
| article html file updated | 27 April 2019 23:44 CEST | Update | - |
| article html file updated | 13 April 2019 19:39 CEST | Update | - |
| article html file updated | 2 April 2019 07:41 CEST | Update | - |
| article html file updated | 26 December 2018 04:05 CET | Update | - |
| article html file updated | 5 December 2018 04:25 CET | Original file | - |
| article pdf uploaded. | 5 December 2018 04:24 CET | Version of Record | https://www.mdpi.com/1999-4907/9/12/755/pdf |
| article xml uploaded. | 5 December 2018 04:24 CET | Update | https://www.mdpi.com/1999-4907/9/12/755/xml |
| article xml file uploaded | 5 December 2018 04:24 CET | Original file | - |
