| article html file updated | 8 February 2020 14:35 CET | Update | https://www.mdpi.com/2079-6412/7/9/134 |
| article html file updated | 26 September 2019 18:40 CEST | Update | N/A |
| article html file updated | 3 May 2019 04:57 CEST | Update | N/A |
| article html file updated | 26 September 2017 06:26 CEST | Update | N/A |
| article html file updated | 1 September 2017 02:48 CEST | Update | N/A |
| article xml uploaded. | 1 September 2017 02:47 CEST | Update | https://www.mdpi.com/2079-6412/7/9/134/xml |
| article xml uploaded. | 1 September 2017 02:47 CEST | Update | N/A |
| article pdf uploaded. | 1 September 2017 02:47 CEST | Updated version of record | https://www.mdpi.com/2079-6412/7/9/134/pdf |
| article html file updated | 26 August 2017 11:16 CEST | Original file | N/A |
| article xml uploaded. | 26 August 2017 11:15 CEST | Original file | N/A |
| article pdf uploaded. | 26 August 2017 11:15 CEST | Version of Record | https://www.mdpi.com/2079-6412/7/9/134/pdf-vor |
