| article html file updated | 8 February 2020 02:37 CET | Update | https://www.mdpi.com/2071-1050/9/4/535 |
| article html file updated | 24 September 2019 02:24 CEST | Update | N/A |
| article html file updated | 4 May 2019 04:13 CEST | Update | N/A |
| article html file updated | 28 April 2017 10:52 CEST | Update | N/A |
| article html file updated | 26 April 2017 05:10 CEST | Update | N/A |
| article xml uploaded. | 26 April 2017 05:09 CEST | Update | https://www.mdpi.com/2071-1050/9/4/535/xml |
| article pdf uploaded. | 26 April 2017 05:09 CEST | Updated version of record | https://www.mdpi.com/2071-1050/9/4/535/pdf |
| article html file updated | 4 April 2017 12:00 CEST | Original file | N/A |
| article pdf uploaded. | 4 April 2017 11:58 CEST | Updated version of record | https://www.mdpi.com/2071-1050/9/4/535/pdf-vor |
| article pdf uploaded. | 31 March 2017 12:01 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/4/535/pdf-vor |
