| article html file updated | 10 February 2020 12:30 CET | Update | https://www.mdpi.com/2073-431X/7/4/47 |
| article html file updated | 8 October 2019 05:57 CEST | Update | - |
| article html file updated | 29 April 2019 02:39 CEST | Update | - |
| article html file updated | 14 April 2019 22:06 CEST | Update | - |
| article html file updated | 31 March 2019 22:10 CEST | Update | - |
| article html file updated | 26 December 2018 04:51 CET | Update | - |
| article html file updated | 24 September 2018 08:18 CEST | Original file | - |
| article pdf uploaded. | 24 September 2018 08:17 CEST | Version of Record | https://www.mdpi.com/2073-431X/7/4/47/pdf |
| article xml uploaded. | 24 September 2018 08:17 CEST | Update | https://www.mdpi.com/2073-431X/7/4/47/xml |
| article xml file uploaded | 24 September 2018 08:17 CEST | Original file | - |
