Nghiên cứu hiện trạng môi trường và đề xuất giải pháp nâng cao hiệu quả công tác quản lý mỏ than Khánh Hòa, tỉnh Thái Nguyên : Luận văn ThS. Khoa học môi trường và bảo vệ môi trường: 60 85 02

http://repository.vnu.edu.vn/handle/VNU_123/38242

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Research methodology : methods & techniques. (2nd rev. ed.)

https://bookworm.lic.vnu.edu.vn/DefaultBookView.aspx?BookID=83938 About the Book: This second edition has been thoroughly revised and updated and efforts have been made to enhance the usefulness of the book. In this edition a new chapter The Computer : Its Role in Research have been added keeping in view of the fact that computers by now become a indispensable part of research equipment. The other salient feature of this revised edition, subject contents have been developed and restructured at several places. New problems have also been added in various chapters.
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