| article html file updated | 12 February 2020 17:26 CET | Update | https://www.mdpi.com/2226-4787/7/2/53 |
| article html file updated | 21 October 2019 07:00 CEST | Update | N/A |
| article html file updated | 5 July 2019 18:11 CEST | Update | N/A |
| article html file updated | 4 June 2019 05:50 CEST | Original file | N/A |
| article pdf uploaded. | 4 June 2019 05:49 CEST | Version of Record | https://www.mdpi.com/2226-4787/7/2/53/pdf |
| article xml uploaded. | 4 June 2019 05:49 CEST | Update | https://www.mdpi.com/2226-4787/7/2/53/xml |
| article xml file uploaded | 4 June 2019 05:49 CEST | Original file | N/A |
