Petikan APA

Karthigesu, N., & Chong, S. F. (2013). Significant of earth's magnetic field and ionospheric horizontal gradient to GPS signals.

Petikan Gaya Chicago

Karthigesu, Nagarajoo, and Sze Fah Chong. Significant of Earth's Magnetic Field and Ionospheric Horizontal Gradient to GPS Signals. 2013.

Petikan MLA

Karthigesu, Nagarajoo, and Sze Fah Chong. Significant of Earth's Magnetic Field and Ionospheric Horizontal Gradient to GPS Signals. 2013.

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