| article html file updated | 8 February 2020 01:01 CET | Update | https://www.mdpi.com/2072-6643/9/3/249 |
| article html file updated | 23 September 2019 17:22 CEST | Update | - |
| article html file updated | 4 May 2019 07:40 CEST | Update | - |
| article html file updated | 28 March 2017 09:43 CEST | Update | - |
| article html file updated | 8 March 2017 13:27 CET | Original file | - |
| article xml uploaded. | 8 March 2017 13:26 CET | Original file | https://www.mdpi.com/2072-6643/9/3/249/xml |
| article pdf uploaded. | 8 March 2017 13:26 CET | Version of Record | https://www.mdpi.com/2072-6643/9/3/249/pdf |
