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4 “...The Frontiers Collection...”

5 “...Frontiers in Earth Sciences...”

6 Table of Contents: “...Joint IAG/IAPSO Papers -- Frontiers in the Analysis of Space Geodetic Measurements -- Gravity Field...”

7 Table of Contents: “... from frontiers to increments.- Energy on Tap: Developing oil and gas fields.- Costing The Earth...”

8 Table of Contents: “... rocks -- Transient CFS response over a multilayer earth -- Frontier technologies for hydrocarbon...”

9 Table of Contents: “... (Matthias Finger) -- Part IV: Governance -- Chapter 18. Between Resource Frontier and Self-Determination...”

10 Table of Contents: “.... Destination Icy Wilderness: Antarctic Tourism -- 19. Creativity at the Frozen Frontier: The Arts in Antarctica...”

11 “...This eBook is a collection of articles from a Frontiers Research Topic. Frontiers Research Topics...”

12 Table of Contents: “... Frontier? -- Second-Order Analysis of the Spatio-temporal Distribution of Human Campylobacteriosis...”

13 Table of Contents: “... of Doggerland and the colonisation of Norway at the end of the Ice Age -- 20. Doggerland and the Lost Frontiers...”

14 “... magnetic cloud. Magnetic reconnection is an important and frontier topic in the realm of physics. Various...”

15 “... by practical experience.  Since the days of the American Frontier, our management policies have promoted a one...”

16 “... intervention policies, and on new directions and frontiers of research...”

17 “..., it offers interdisciplinary theory, approaches, and case studies that facilitate applications of frontier...”

18 “... methods, issues, and frontier research questions and our answers for all people who are interested...”

19 “... the past decade. All of these activities, and the irresistible prospect of another new frontier, has led...”

20 “... providers and information users, in a global and holistic manner, is the desired outcome of the new frontier...”