Rachan Lekkla. 1997. Analysis of Ku-band rain attenuation on earth-satellite paths in the Southeast Asia region. , Chulalongkorn University;
Rachan Lekkla. (1997) Analysis of Ku-band rain attenuation on earth-satellite paths in the Southeast Asia region . Chulalongkorn University/Bangkok.
Rachan Lekkla. Analysis of Ku-band rain attenuation on earth-satellite paths in the Southeast Asia region. . Bangkok:Chulalongkorn University, 1997.
Rachan Lekkla. (1997) Analysis of Ku-band rain attenuation on earth-satellite paths in the Southeast Asia region . Chulalongkorn University/Bangkok.