| article html file updated | 8 February 2020 00:51 CET | Update | https://www.mdpi.com/1996-1073/10/3/310 |
| article html file updated | 23 September 2019 16:22 CEST | Update | - |
| article html file updated | 4 May 2019 08:03 CEST | Update | - |
| article html file updated | 28 March 2017 11:27 CEST | Update | - |
| article html file updated | 6 March 2017 11:44 CET | Original file | - |
| article xml uploaded. | 6 March 2017 11:42 CET | Update | https://www.mdpi.com/1996-1073/10/3/310/xml |
| article pdf uploaded. | 6 March 2017 11:42 CET | Version of Record | https://www.mdpi.com/1996-1073/10/3/310/pdf |
