| article html file updated | 8 February 2020 02:12 CET | Update | https://www.mdpi.com/2414-4088/1/2/5 |
| article html file updated | 4 May 2019 05:09 CEST | Update | - |
| article html file updated | 27 March 2017 05:31 CEST | Update | - |
| article html file updated | 24 March 2017 22:35 CET | Update | - |
| article html file updated | 24 March 2017 12:17 CET | Original file | - |
| article xml uploaded. | 24 March 2017 12:16 CET | Original file | https://www.mdpi.com/2414-4088/1/2/5/xml |
| article pdf uploaded. | 24 March 2017 12:16 CET | Version of Record | https://www.mdpi.com/2414-4088/1/2/5/pdf |
