| article html file updated | 8 February 2020 16:16 CET | Update | https://www.mdpi.com/2076-0752/6/3/14 |
| article html file updated | 3 May 2019 01:50 CEST | Update | N/A |
| article html file updated | 30 September 2017 11:51 CEST | Update | N/A |
| article html file updated | 15 September 2017 11:54 CEST | Original file | N/A |
| article xml uploaded. | 15 September 2017 11:53 CEST | Update | https://www.mdpi.com/2076-0752/6/3/14/xml |
| article xml uploaded. | 15 September 2017 11:53 CEST | Original file | N/A |
| article pdf uploaded. | 15 September 2017 11:53 CEST | Version of Record | https://www.mdpi.com/2076-0752/6/3/14/pdf |
