| article html file updated | 12 February 2020 03:00 CET | Update | https://www.mdpi.com/1999-4893/12/4/72 |
| article html file updated | 8 May 2019 18:30 CEST | Update | - |
| article html file updated | 25 April 2019 16:54 CEST | Update | - |
| article html file updated | 11 April 2019 12:47 CEST | Update | - |
| article html file updated | 10 April 2019 07:30 CEST | Update | - |
| article html file updated | 4 April 2019 09:58 CEST | Original file | - |
| article pdf uploaded. | 4 April 2019 09:57 CEST | Version of Record | https://www.mdpi.com/1999-4893/12/4/72/pdf |
| article xml uploaded. | 4 April 2019 09:57 CEST | Update | https://www.mdpi.com/1999-4893/12/4/72/xml |
| article xml file uploaded | 4 April 2019 09:57 CEST | Original file | - |
