| article html file updated | 8 February 2020 22:11 CET | Update | https://www.mdpi.com/2075-4701/7/12/522 |
| article html file updated | 28 September 2019 17:52 CEST | Update | N/A |
| article html file updated | 2 May 2019 12:49 CEST | Update | N/A |
| article html file updated | 18 April 2019 10:26 CEST | Update | N/A |
| article html file updated | 2 January 2018 17:22 CET | Update | N/A |
| article html file updated | 24 November 2017 12:23 CET | Original file | N/A |
| article xml uploaded. | 24 November 2017 12:22 CET | Original file | https://www.mdpi.com/2075-4701/7/12/522/xml |
| article pdf uploaded. | 24 November 2017 12:22 CET | Version of Record | https://www.mdpi.com/2075-4701/7/12/522/pdf |
