| article html file updated | 8 February 2020 14:17 CET | Update | https://www.mdpi.com/2075-4701/7/9/324 |
| article html file updated | 26 September 2019 17:09 CEST | Update | N/A |
| article html file updated | 3 May 2019 05:31 CEST | Update | N/A |
| article html file updated | 30 September 2017 09:21 CEST | Update | N/A |
| article html file updated | 23 August 2017 17:09 CEST | Original file | N/A |
| article xml uploaded. | 23 August 2017 17:08 CEST | Update | https://www.mdpi.com/2075-4701/7/9/324/xml |
| article xml uploaded. | 23 August 2017 17:08 CEST | Original file | N/A |
| article pdf uploaded. | 23 August 2017 17:08 CEST | Version of Record | https://www.mdpi.com/2075-4701/7/9/324/pdf |
