| article html file updated | 8 February 2020 07:40 CET | Update | https://www.mdpi.com/2071-1050/9/6/984 |
| article html file updated | 25 September 2019 05:14 CEST | Update | N/A |
| article html file updated | 3 May 2019 18:37 CEST | Update | N/A |
| article html file updated | 28 June 2017 14:43 CEST | Update | N/A |
| article html file updated | 8 June 2017 08:08 CEST | Original file | N/A |
| article xml uploaded. | 8 June 2017 08:07 CEST | Original file | https://www.mdpi.com/2071-1050/9/6/984/xml |
| article pdf uploaded. | 8 June 2017 08:07 CEST | Updated version of record | https://www.mdpi.com/2071-1050/9/6/984/pdf |
| article pdf uploaded. | 7 June 2017 11:49 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/6/984/pdf-vor |
