| article html file updated | 7 February 2020 09:55 CET | Update | https://www.mdpi.com/2079-6412/6/2/23 |
| article html file updated | 21 September 2019 18:42 CEST | Update | N/A |
| article html file updated | 5 May 2019 13:26 CEST | Update | N/A |
| article html file updated | 27 March 2019 07:01 CET | Update | N/A |
| article html file updated | 27 June 2016 12:34 CEST | Update | N/A |
| article html file updated | 8 June 2016 09:41 CEST | Original file | N/A |
| article xml uploaded. | 8 June 2016 09:40 CEST | Original file | https://www.mdpi.com/2079-6412/6/2/23/xml |
| article pdf uploaded. | 8 June 2016 09:40 CEST | Version of Record | https://www.mdpi.com/2079-6412/6/2/23/pdf |
