| article html file updated | 7 February 2020 20:58 CET | Update | https://www.mdpi.com/1660-4601/14/1/50 |
| article html file updated | 22 September 2019 18:52 CEST | Update | N/A |
| article html file updated | 4 May 2019 16:25 CEST | Update | N/A |
| article html file updated | 7 February 2017 10:53 CET | Update | N/A |
| article html file updated | 7 January 2017 05:28 CET | Original file | N/A |
| article xml uploaded. | 7 January 2017 05:26 CET | Original file | https://www.mdpi.com/1660-4601/14/1/50/xml |
| article pdf uploaded. | 7 January 2017 05:26 CET | Version of Record | https://www.mdpi.com/1660-4601/14/1/50/pdf |
