| article html file updated | 10 February 2020 03:00 CET | Update | https://www.mdpi.com/2078-1547/9/2/30 |
| article html file updated | 29 April 2019 23:08 CEST | Update | N/A |
| article html file updated | 15 April 2019 18:15 CEST | Update | N/A |
| article html file updated | 31 March 2019 00:19 CET | Update | N/A |
| article html file updated | 2 August 2018 16:45 CEST | Update | N/A |
| article html file updated | 26 July 2018 05:02 CEST | Original file | N/A |
| article pdf uploaded. | 26 July 2018 05:01 CEST | Version of Record | https://www.mdpi.com/2078-1547/9/2/30/pdf |
| article xml uploaded. | 26 July 2018 05:01 CEST | Update | https://www.mdpi.com/2078-1547/9/2/30/xml |
| article xml file uploaded | 26 July 2018 05:01 CEST | Original file | N/A |
