| article html file updated | 14 August 2026 20:46 CEST | Update | https://www.mdpi.com/1996-1073/11/1/134 |
| article html file updated | 9 February 2020 02:08 CET | Update | N/A |
| article html file updated | 29 September 2019 16:58 CEST | Update | N/A |
| article html file updated | 2 May 2019 04:09 CEST | Update | N/A |
| article html file updated | 18 April 2019 02:15 CEST | Update | N/A |
| article html file updated | 28 March 2019 13:25 CET | Update | N/A |
| article html file updated | 1 February 2018 13:07 CET | Update | N/A |
| article html file updated | 5 January 2018 14:35 CET | Original file | N/A |
| article xml uploaded. | 5 January 2018 14:34 CET | Update | https://www.mdpi.com/1996-1073/11/1/134/xml |
| article pdf uploaded. | 5 January 2018 14:34 CET | Version of Record | https://www.mdpi.com/1996-1073/11/1/134/pdf |
