| article html file updated | 8 February 2020 00:37 CET | Update | https://www.mdpi.com/2076-328X/7/1/12 |
| article html file updated | 23 September 2019 14:57 CEST | Update | - |
| article html file updated | 4 May 2019 08:35 CEST | Update | - |
| article html file updated | 30 March 2017 10:55 CEST | Update | - |
| article html file updated | 2 March 2017 14:20 CET | Original file | - |
| article xml uploaded. | 2 March 2017 14:19 CET | Original file | https://www.mdpi.com/2076-328X/7/1/12/xml |
| article pdf uploaded. | 2 March 2017 14:19 CET | Version of Record | https://www.mdpi.com/2076-328X/7/1/12/pdf |
