| article html file updated | 8 February 2020 07:38 CET | Update | https://www.mdpi.com/2076-328X/7/2/36 |
| article html file updated | 25 September 2019 05:06 CEST | Update | - |
| article html file updated | 3 May 2019 18:41 CEST | Update | - |
| article html file updated | 28 June 2017 12:33 CEST | Update | - |
| article html file updated | 7 June 2017 05:42 CEST | Original file | - |
| article xml uploaded. | 7 June 2017 05:41 CEST | Update | https://www.mdpi.com/2076-328X/7/2/36/xml |
| article pdf uploaded. | 7 June 2017 05:41 CEST | Updated version of record | https://www.mdpi.com/2076-328X/7/2/36/pdf |
