Mechanism of the Loss of Energy by Collisions in a Material Medium (I)
O Brasil e a nova crise do petróleo
O Dilema da Energia Nuclear
O Futuro Energético Brasileiro
O fim das ilusões nucleares
O sonho nuclear da tecnoburocracia brasileira
On the General Theory of Damping in Quantum Mechanics
On the Ultra-soft component of the cosmic radiation
On the evolution of the main-sequence stars
On the grassmann and clifford algebras I