Production scripts for Belgian series are rarely released to the public unless they are part of a published screenplay book.
If you are looking for the technical specifications (the "papers") for this specific scene release, they generally include: 1080p or 720p H.264/AVC. Audio: French AAC or AC3 2.0/5.1. 1985 S01E01 FRENCH HDTV
The "FRENCH HDTV" tag indicates this specific file is from a French-language broadcast (likely from RTBF or Canal+ ) captured in high definition. Digital "Papers" (NFO/Release Info) Production scripts for Belgian series are rarely released