| article html file updated | 7 February 2020 16:39 CET | Update | https://www.mdpi.com/2226-4310/3/4/35 |
| article html file updated | 5 May 2019 01:05 CEST | Update | - |
| article html file updated | 28 December 2016 11:28 CET | Update | - |
| article html file updated | 19 October 2016 14:20 CEST | Original file | - |
| article xml uploaded. | 19 October 2016 14:18 CEST | Update | https://www.mdpi.com/2226-4310/3/4/35/xml |
| article xml uploaded. | 19 October 2016 14:18 CEST | Original file | - |
| article pdf uploaded. | 19 October 2016 14:18 CEST | Version of Record | https://www.mdpi.com/2226-4310/3/4/35/pdf |
