| article html file updated | 11 February 2020 02:11 CET | Update | https://www.mdpi.com/2076-0760/7/12/261 |
| article html file updated | 11 October 2019 17:10 CEST | Update | N/A |
| article html file updated | 27 April 2019 21:39 CEST | Update | N/A |
| article html file updated | 13 April 2019 17:30 CEST | Update | N/A |
| article html file updated | 2 April 2019 10:30 CEST | Update | N/A |
| article html file updated | 10 December 2018 04:32 CET | Original file | N/A |
| article pdf uploaded. | 10 December 2018 04:31 CET | Version of Record | https://www.mdpi.com/2076-0760/7/12/261/pdf |
| article xml uploaded. | 10 December 2018 04:31 CET | Update | https://www.mdpi.com/2076-0760/7/12/261/xml |
| article xml file uploaded | 10 December 2018 04:31 CET | Original file | N/A |
