| article html file updated | 8 February 2020 00:55 CET | Update | https://www.mdpi.com/2072-6643/9/3/242 |
| article html file updated | 23 September 2019 16:42 CEST | Update | - |
| article html file updated | 4 May 2019 07:55 CEST | Update | - |
| article html file updated | 28 March 2017 09:43 CEST | Update | - |
| article html file updated | 7 March 2017 09:48 CET | Original file | - |
| article xml uploaded. | 7 March 2017 09:47 CET | Original file | https://www.mdpi.com/2072-6643/9/3/242/xml |
| article pdf uploaded. | 7 March 2017 09:47 CET | Version of Record | https://www.mdpi.com/2072-6643/9/3/242/pdf |
