| article html file updated | 8 February 2020 01:14 CET | Update | https://www.mdpi.com/1996-1073/10/3/342 |
| article html file updated | 23 September 2019 18:29 CEST | Update | - |
| article html file updated | 4 May 2019 07:14 CEST | Update | - |
| article html file updated | 28 March 2017 11:34 CEST | Update | - |
| article html file updated | 13 March 2017 05:39 CET | Update | - |
| article xml uploaded. | 13 March 2017 05:38 CET | Update | https://www.mdpi.com/1996-1073/10/3/342/xml |
| article pdf uploaded. | 13 March 2017 05:38 CET | Updated version of record | https://www.mdpi.com/1996-1073/10/3/342/pdf |
| article html file updated | 10 March 2017 13:38 CET | Original file | - |
| article pdf uploaded. | 10 March 2017 13:36 CET | Version of Record | https://www.mdpi.com/1996-1073/10/3/342/pdf-vor |
