| article html file updated | 27 March 2020 06:11 CET | Original file | https://www.mdpi.com/2076-0752/9/1/27 |
| article pdf uploaded. | 27 March 2020 06:09 CET | Updated version of record | https://www.mdpi.com/2076-0752/9/1/27/pdf |
| article xml uploaded. | 27 March 2020 06:09 CET | Update | https://www.mdpi.com/2076-0752/9/1/27/xml |
| article xml file uploaded | 27 March 2020 06:09 CET | Update | N/A |
| article pdf uploaded. | 25 February 2020 12:03 CET | Version of Record | https://www.mdpi.com/2076-0752/9/1/27/pdf-vor |
| article xml file uploaded | 25 February 2020 12:03 CET | Original file | N/A |
