| article html file updated | 8 February 2020 06:25 CET | Update | https://www.mdpi.com/2076-3387/7/2/14 |
| article html file updated | 24 September 2019 22:53 CEST | Update | N/A |
| article html file updated | 3 May 2019 20:56 CEST | Update | N/A |
| article html file updated | 27 October 2017 09:18 CEST | Update | N/A |
| article html file updated | 22 May 2017 11:00 CEST | Original file | N/A |
| article xml uploaded. | 22 May 2017 10:59 CEST | Original file | https://www.mdpi.com/2076-3387/7/2/14/xml |
| article pdf uploaded. | 22 May 2017 10:59 CEST | Version of Record | https://www.mdpi.com/2076-3387/7/2/14/pdf |
