| article html file updated | 8 February 2020 12:59 CET | Update | https://www.mdpi.com/2220-9964/6/8/235 |
| article html file updated | 26 September 2019 09:54 CEST | Update | N/A |
| article html file updated | 3 May 2019 08:03 CEST | Update | N/A |
| article html file updated | 27 March 2019 19:40 CET | Update | N/A |
| article html file updated | 1 September 2017 07:14 CEST | Update | N/A |
| article html file updated | 15 August 2017 11:02 CEST | Update | N/A |
| article xml uploaded. | 15 August 2017 11:00 CEST | Update | https://www.mdpi.com/2220-9964/6/8/235/xml |
| article pdf uploaded. | 15 August 2017 11:00 CEST | Updated version of record | https://www.mdpi.com/2220-9964/6/8/235/pdf |
| article html file updated | 7 August 2017 12:38 CEST | Original file | N/A |
| article pdf uploaded. | 7 August 2017 12:36 CEST | Version of Record | https://www.mdpi.com/2220-9964/6/8/235/pdf-vor |
