| article html file updated | 8 February 2020 13:08 CET | Update | https://www.mdpi.com/2075-4701/7/8/306 |
| article html file updated | 26 September 2019 10:45 CEST | Update | - |
| article html file updated | 3 May 2019 07:46 CEST | Update | - |
| article html file updated | 27 March 2019 19:58 CET | Update | - |
| article html file updated | 30 August 2017 09:43 CEST | Update | - |
| article html file updated | 9 August 2017 10:54 CEST | Original file | - |
| article xml uploaded. | 9 August 2017 10:53 CEST | Original file | https://www.mdpi.com/2075-4701/7/8/306/xml |
| article pdf uploaded. | 9 August 2017 10:53 CEST | Version of Record | https://www.mdpi.com/2075-4701/7/8/306/pdf |
