崖の立体角 (Solid angle of a cliff)

	降水平面線源によるエネルギー分布 (Energy distribution due to precipitation)

降水平面線源による高度分布 (Height distribution due to precipitation)

	降水平面線源による角度分布 (Angular distribution due to precipitation)

降水放射能と線量上昇 (Rainwater activity and dose increment)