| article html file updated | 9 February 2020 22:04 CET | Update | https://www.mdpi.com/2076-0817/7/2/56 |
| article html file updated | 4 October 2019 18:07 CEST | Update | N/A |
| article html file updated | 30 April 2019 09:26 CEST | Update | N/A |
| article html file updated | 16 April 2019 04:24 CEST | Update | N/A |
| article html file updated | 30 March 2019 12:19 CET | Update | N/A |
| article html file updated | 27 June 2018 12:09 CEST | Update | N/A |
| article html file updated | 19 June 2018 17:14 CEST | Original file | N/A |
| article pdf uploaded. | 19 June 2018 17:12 CEST | Version of Record | https://www.mdpi.com/2076-0817/7/2/56/pdf |
| article xml uploaded. | 19 June 2018 17:12 CEST | Update | https://www.mdpi.com/2076-0817/7/2/56/xml |
| article xml file uploaded | 19 June 2018 17:12 CEST | Original file | N/A |
