| article html file updated | 8 February 2020 21:12 CET | Update | https://www.mdpi.com/2304-6740/5/4/79 |
| article html file updated | 28 September 2019 11:32 CEST | Update | - |
| article html file updated | 2 May 2019 14:59 CEST | Update | - |
| article html file updated | 2 January 2018 13:54 CET | Update | - |
| article html file updated | 14 November 2017 14:47 CET | Original file | - |
| article xml uploaded. | 14 November 2017 14:46 CET | Original file | https://www.mdpi.com/2304-6740/5/4/79/xml |
| article pdf uploaded. | 14 November 2017 14:46 CET | Version of Record | https://www.mdpi.com/2304-6740/5/4/79/pdf |
