| article html file updated | 8 February 2020 07:02 CET | Update | https://www.mdpi.com/2075-163X/7/6/88 |
| article html file updated | 25 September 2019 02:02 CEST | Update | N/A |
| article html file updated | 3 May 2019 19:49 CEST | Update | N/A |
| article html file updated | 28 June 2017 14:09 CEST | Update | N/A |
| article html file updated | 7 June 2017 03:46 CEST | Update | N/A |
| article html file updated | 7 June 2017 03:45 CEST | Original file | N/A |
| article xml uploaded. | 7 June 2017 03:45 CEST | Update | https://www.mdpi.com/2075-163X/7/6/88/xml |
| article pdf uploaded. | 7 June 2017 03:44 CEST | Updated version of record | https://www.mdpi.com/2075-163X/7/6/88/pdf |
