| article html file updated | 8 February 2020 01:47 CET | Update | https://www.mdpi.com/1996-1073/10/3/390 |
| article html file updated | 23 September 2019 21:41 CEST | Update | - |
| article html file updated | 4 May 2019 05:59 CEST | Update | - |
| article html file updated | 28 March 2017 11:45 CEST | Update | - |
| article html file updated | 19 March 2017 11:20 CET | Original file | - |
| article xml uploaded. | 19 March 2017 11:19 CET | Update | https://www.mdpi.com/1996-1073/10/3/390/xml |
| article pdf uploaded. | 19 March 2017 11:19 CET | Version of Record | https://www.mdpi.com/1996-1073/10/3/390/pdf |
