| article html file updated | 8 February 2020 07:44 CET | Update | https://www.mdpi.com/2079-6439/5/2/22 |
| article html file updated | 25 September 2019 05:39 CEST | Update | N/A |
| article html file updated | 3 May 2019 18:28 CEST | Update | N/A |
| article html file updated | 30 June 2017 09:08 CEST | Update | N/A |
| article html file updated | 29 June 2017 11:31 CEST | Update | N/A |
| article html file updated | 8 June 2017 17:01 CEST | Original file | N/A |
| article xml uploaded. | 8 June 2017 17:00 CEST | Update | https://www.mdpi.com/2079-6439/5/2/22/xml |
| article pdf uploaded. | 8 June 2017 17:00 CEST | Version of Record | https://www.mdpi.com/2079-6439/5/2/22/pdf |
