| article html file updated | 7 February 2020 13:55 CET | Update | https://www.mdpi.com/2075-4701/6/9/194 |
| article html file updated | 5 May 2019 06:02 CEST | Update | N/A |
| article html file updated | 27 March 2019 14:52 CET | Update | N/A |
| article html file updated | 27 September 2016 10:00 CEST | Update | N/A |
| article html file updated | 26 August 2016 08:21 CEST | Original file | N/A |
| article xml uploaded. | 26 August 2016 08:19 CEST | Update | https://www.mdpi.com/2075-4701/6/9/194/xml |
| article xml uploaded. | 26 August 2016 08:19 CEST | Update | N/A |
| article xml uploaded. | 26 August 2016 08:19 CEST | Original file | N/A |
| article pdf uploaded. | 26 August 2016 08:19 CEST | Version of Record | https://www.mdpi.com/2075-4701/6/9/194/pdf |
