| article html file updated | 7 February 2020 11:53 CET | Update | https://www.mdpi.com/2076-3425/6/3/22 |
| article html file updated | 5 May 2019 09:48 CEST | Update | N/A |
| article html file updated | 27 March 2019 10:39 CET | Update | N/A |
| article html file updated | 28 September 2016 11:41 CEST | Update | N/A |
| article html file updated | 19 July 2016 08:35 CEST | Original file | N/A |
| article xml uploaded. | 19 July 2016 08:34 CEST | Original file | https://www.mdpi.com/2076-3425/6/3/22/xml |
| article pdf uploaded. | 19 July 2016 08:34 CEST | Version of Record | https://www.mdpi.com/2076-3425/6/3/22/pdf |
