| article html file updated | 9 February 2020 15:53 CET | Update | https://www.mdpi.com/2077-0375/8/2/22 |
| article html file updated | 3 October 2019 03:13 CEST | Update | N/A |
| article html file updated | 30 April 2019 23:27 CEST | Update | N/A |
| article html file updated | 17 April 2019 00:03 CEST | Update | N/A |
| article html file updated | 29 March 2019 20:37 CET | Update | N/A |
| article html file updated | 27 June 2018 06:32 CEST | Update | N/A |
| article html file updated | 1 May 2018 10:03 CEST | Original file | N/A |
| article pdf uploaded. | 1 May 2018 04:44 CEST | Version of Record | https://www.mdpi.com/2077-0375/8/2/22/pdf |
| article xml uploaded. | 1 May 2018 04:44 CEST | Update | https://www.mdpi.com/2077-0375/8/2/22/xml |
| article xml file uploaded | 1 May 2018 04:44 CEST | Original file | N/A |
