| article html file updated | 9 February 2020 10:46 CET | Update | https://www.mdpi.com/2076-2607/6/2/28 |
| article html file updated | 1 May 2019 09:46 CEST | Update | N/A |
| article html file updated | 17 April 2019 09:39 CEST | Update | N/A |
| article html file updated | 29 March 2019 08:39 CET | Update | N/A |
| article html file updated | 22 March 2018 09:01 CET | Original file | N/A |
| article xml uploaded. | 22 March 2018 09:00 CET | Original file | https://www.mdpi.com/2076-2607/6/2/28/xml |
| article pdf uploaded. | 22 March 2018 09:00 CET | Version of Record | https://www.mdpi.com/2076-2607/6/2/28/pdf |
