| article html file updated | 8 February 2020 15:28 CET | Update | https://www.mdpi.com/2079-9268/7/3/22 |
| article html file updated | 26 September 2019 23:35 CEST | Update | N/A |
| article html file updated | 3 May 2019 03:18 CEST | Update | N/A |
| article html file updated | 6 September 2017 14:57 CEST | Original file | N/A |
| article xml uploaded. | 6 September 2017 14:55 CEST | Original file | https://www.mdpi.com/2079-9268/7/3/22/xml |
| article pdf uploaded. | 6 September 2017 14:55 CEST | Version of Record | https://www.mdpi.com/2079-9268/7/3/22/pdf |
