| article html file updated | 26 September 2022 12:26 CEST | Original file | https://www.mdpi.com/2504-3900/2/8/420 |
| article pdf uploaded. | 11 June 2018 12:37 CEST | Updated version of record | https://www.mdpi.com/2504-3900/2/8/420/pdf |
| article pdf uploaded. | 11 June 2018 12:29 CEST | Version of Record | https://www.mdpi.com/2504-3900/2/8/420/pdf-vor |
| article xml file uploaded | 11 June 2018 12:29 CEST | Original file | https://www.mdpi.com/2504-3900/2/8/420/xml |
