| article html file updated | 9 February 2020 11:21 CET | Update | https://www.mdpi.com/2071-1050/10/4/969 |
| article html file updated | 1 October 2019 23:54 CEST | Update | N/A |
| article html file updated | 1 May 2019 08:33 CEST | Update | N/A |
| article html file updated | 17 April 2019 08:27 CEST | Update | N/A |
| article html file updated | 29 March 2019 10:00 CET | Update | N/A |
| article html file updated | 2 May 2018 11:02 CEST | Update | N/A |
| article html file updated | 27 March 2018 07:06 CEST | Original file | N/A |
| article xml uploaded. | 27 March 2018 07:04 CEST | Update | https://www.mdpi.com/2071-1050/10/4/969/xml |
| article pdf uploaded. | 27 March 2018 07:04 CEST | Updated version of record | https://www.mdpi.com/2071-1050/10/4/969/pdf |
| article pdf uploaded. | 26 March 2018 17:02 CEST | Version of Record | https://www.mdpi.com/2071-1050/10/4/969/pdf-vor |