| article html file updated | 8 February 2020 06:54 CET | Update | https://www.mdpi.com/2073-445X/6/2/35 |
| article html file updated | 25 September 2019 01:23 CEST | Update | - |
| article html file updated | 3 May 2019 20:02 CEST | Update | - |
| article html file updated | 30 June 2017 09:20 CEST | Update | - |
| article pdf uploaded. | 27 May 2017 13:16 CEST | Version of Record | https://www.mdpi.com/2073-445X/6/2/35/pdf |
| article html file updated | 27 May 2017 13:13 CEST | Original file | - |
| article xml uploaded. | 27 May 2017 13:12 CEST | Update | https://www.mdpi.com/2073-445X/6/2/35/xml |
