| article html file updated | 7 February 2020 09:35 CET | Update | https://www.mdpi.com/2072-6643/8/6/322 |
| article html file updated | 5 May 2019 14:04 CEST | Update | N/A |
| article html file updated | 27 March 2019 06:19 CET | Update | N/A |
| article html file updated | 29 June 2016 03:05 CEST | Update | N/A |
| article html file updated | 1 June 2016 10:24 CEST | Original file | N/A |
| article xml uploaded. | 1 June 2016 10:23 CEST | Original file | https://www.mdpi.com/2072-6643/8/6/322/xml |
| article pdf uploaded. | 1 June 2016 10:23 CEST | Version of Record | https://www.mdpi.com/2072-6643/8/6/322/pdf |
