that's like telling someone who's asking for a FLAC of a piece of music to just use a youtube-downloader
Alas, chances of getting a scan are very slim. It wasn't scanned in last 8 month, and probably won't be scanned for another 8, at least. In the meantime, waifu2x works well enough. Source image is already not that small so an upscaled one actually looks pretty decent.