| article html file updated | 26 September 2022 14:09 CEST | Original file | https://www.mdpi.com/2504-3900/1/5/106 |
| article pdf uploaded. | 25 December 2017 07:58 CET | Updated version of record | https://www.mdpi.com/2504-3900/1/5/106/pdf |
| article pdf uploaded. | 21 November 2017 06:53 CET | Updated version of record | https://www.mdpi.com/2504-3900/1/5/106/pdf-vor |
| article pdf uploaded. | 9 October 2017 11:30 CEST | Version of Record | https://www.mdpi.com/2504-3900/1/5/106/pdf-vor |
