| article html file updated | 8 February 2020 04:03 CET | Update | https://www.mdpi.com/2072-6651/9/4/145 |
| article html file updated | 24 September 2019 10:28 CEST | Update | N/A |
| article html file updated | 4 May 2019 01:20 CEST | Update | N/A |
| article html file updated | 28 April 2017 11:17 CEST | Update | N/A |
| article html file updated | 20 April 2017 15:09 CEST | Original file | N/A |
| article xml uploaded. | 20 April 2017 15:08 CEST | Original file | https://www.mdpi.com/2072-6651/9/4/145/xml |
| article pdf uploaded. | 20 April 2017 15:08 CEST | Version of Record | https://www.mdpi.com/2072-6651/9/4/145/pdf |
