| article html file updated | 8 February 2020 01:41 CET | Update | https://www.mdpi.com/2071-1050/9/3/430 |
| article html file updated | 23 September 2019 21:06 CEST | Update | N/A |
| article html file updated | 4 May 2019 06:12 CEST | Update | N/A |
| article html file updated | 28 March 2017 06:13 CEST | Update | N/A |
| article html file updated | 17 March 2017 13:47 CET | Original file | N/A |
| article xml uploaded. | 17 March 2017 13:46 CET | Original file | https://www.mdpi.com/2071-1050/9/3/430/xml |
| article pdf uploaded. | 17 March 2017 13:46 CET | Version of Record | https://www.mdpi.com/2071-1050/9/3/430/pdf |
