| article html file updated | 9 February 2020 00:57 CET | Update | https://www.mdpi.com/2073-4441/10/1/7 |
| article html file updated | 29 September 2019 10:18 CEST | Update | N/A |
| article html file updated | 2 May 2019 06:41 CEST | Update | N/A |
| article html file updated | 18 April 2019 04:36 CEST | Update | N/A |
| article html file updated | 28 March 2019 10:32 CET | Update | N/A |
| article html file updated | 1 February 2018 11:53 CET | Update | N/A |
| article html file updated | 22 December 2017 14:52 CET | Original file | N/A |
| article xml uploaded. | 22 December 2017 14:51 CET | Original file | https://www.mdpi.com/2073-4441/10/1/7/xml |
| article pdf uploaded. | 22 December 2017 14:51 CET | Version of Record | https://www.mdpi.com/2073-4441/10/1/7/pdf |
