On Brisance of Explosives (XI) On particle velocities of shock waves produced in lead column by attack of detonation of explosives(*in Japanese)爆薬猛度の実験的研究 第 XI 報 固体内衝撃波の物質速度
Study of Blasting (III) Stress Waves Produced in the Interior of a Concrete Block by an Explosion and the Resulted Fractures(*in Japanese)岩石発破の研究(第3報) 爆発による固体内歪波の伝播並に衝撃破壊に関する研究(続)
Teizo Okawa, Masao Hirayama and Kenkichi Kiyota大川禎三, 平山正夫, 清田堅吉
On Brisance of Explosives (XII) On high-order plastic deformation of solid produced by detonation of explosives(*in Japanese)爆薬猛度の実験的研究(第XII報) 高速度衝撃下の固体の塑性流動波について
On Brisance of Explosives(XIII) High-order plastic deformation in non-metalic solid by detonation of explosives(*in Japanese)爆薬猛度の実験的研究 第 XIII 報 高速度衝撃下の固体の高次塑性流動波と衝撃波の発生 (其の2 非金属)
On Brisance of Explosives XIV Observation of the reflection of shock wave at free surface of solid by using schlieren photographs(*in Japanese)爆薬猛度の実験的研究 第 XIV 報 固体内衝撃波が自由面で反射した現象の瞬間写真による観察