| article html file updated | 7 February 2020 13:49 CET | Update | https://www.mdpi.com/2311-5521/1/3/26 |
| article html file updated | 5 May 2019 06:13 CEST | Update | - |
| article html file updated | 27 March 2019 14:38 CET | Update | - |
| article html file updated | 30 October 2017 08:09 CET | Update | - |
| article html file updated | 27 October 2017 10:15 CEST | Update | - |
| article html file updated | 24 August 2016 15:17 CEST | Original file | - |
| article xml uploaded. | 24 August 2016 15:15 CEST | Update | https://www.mdpi.com/2311-5521/1/3/26/xml |
| article xml uploaded. | 24 August 2016 15:15 CEST | Original file | - |
| article pdf uploaded. | 24 August 2016 15:15 CEST | Version of Record | https://www.mdpi.com/2311-5521/1/3/26/pdf |
