Παραπομπή APA

Groten E. (1980). Geodesy and the earth's gravity field: Principles and conventional methods. Bony.

Παραπομπή Chicago Style

Groten E. Geodesy and the Earth's Gravity Field: Principles and Conventional Methods. Bony, 1980.

Παραπομπή MLA

Groten E. Geodesy and the Earth's Gravity Field: Principles and Conventional Methods. Bony, 1980.

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