| article html file updated | 7 February 2020 06:23 CET | Update | https://www.mdpi.com/1424-8220/16/4/432 |
| article html file updated | 5 May 2019 20:28 CEST | Update | - |
| article html file updated | 27 March 2019 00:17 CET | Update | - |
| article html file updated | 29 April 2016 04:13 CEST | Update | - |
| article html file updated | 28 March 2016 09:18 CEST | Update | - |
| article xml uploaded. | 28 March 2016 09:17 CEST | Update | https://www.mdpi.com/1424-8220/16/4/432/xml |
| article pdf uploaded. | 28 March 2016 09:17 CEST | Updated version of record | https://www.mdpi.com/1424-8220/16/4/432/pdf |
| article html file updated | 25 March 2016 07:43 CET | Original file | - |
| article pdf uploaded. | 25 March 2016 07:42 CET | Version of Record | https://www.mdpi.com/1424-8220/16/4/432/pdf-vor |
