| article html file updated | 8 February 2020 14:36 CET | Update | https://www.mdpi.com/2220-9964/6/9/267 |
| article html file updated | 26 September 2019 18:45 CEST | Update | N/A |
| article html file updated | 3 May 2019 04:56 CEST | Update | N/A |
| article html file updated | 26 September 2017 12:55 CEST | Update | N/A |
| article html file updated | 31 August 2017 11:44 CEST | Update | N/A |
| article xml uploaded. | 31 August 2017 11:42 CEST | Update | https://www.mdpi.com/2220-9964/6/9/267/xml |
| article xml uploaded. | 31 August 2017 11:42 CEST | Update | N/A |
| article pdf uploaded. | 31 August 2017 11:42 CEST | Updated version of record | https://www.mdpi.com/2220-9964/6/9/267/pdf |
| article html file updated | 31 August 2017 11:38 CEST | Update | N/A |
| article xml uploaded. | 31 August 2017 11:36 CEST | Update | N/A |
| article xml uploaded. | 31 August 2017 11:36 CEST | Update | N/A |
| article pdf uploaded. | 31 August 2017 11:36 CEST | Updated version of record | https://www.mdpi.com/2220-9964/6/9/267/pdf-vor |
| article html file updated | 26 August 2017 13:15 CEST | Original file | N/A |
| article xml uploaded. | 26 August 2017 13:14 CEST | Update | N/A |
| article xml uploaded. | 26 August 2017 13:14 CEST | Original file | N/A |
| article pdf uploaded. | 26 August 2017 13:14 CEST | Version of Record | https://www.mdpi.com/2220-9964/6/9/267/pdf-vor |
