pdf.js (pdfjs-dist) 3.11.174 — legacy build, Mozilla Foundation, Apache-2.0.
Nguon: https://registry.npmjs.org/pdfjs-dist/-/pdfjs-dist-3.11.174.tgz
sha512 tgz: TdTZPf1trZ8/UFu5Cx/GXB7GZM30LT+wWUNfsi6Bq8ePLnb+woNKtDymI2mxZYBpMbonNFqKmiz684DIfnd8dA==
Dung trong pdf_plan.rb de hien trang PDF THUAN (xem luot truoc khi phan tich).
