Carta recebida por Hans Albert Meyer (Jean) enviada por [Harry] Messel, do Dublin Institute for Advanced Studies, solicitando cópia do artigo On the absorption of penetranting showers publicado na Physical Review (82,424,1951).
Lajos Jánossy e Harry Messel. Investigation into the higher moments of a nucleon cascade. Proceedings of the Royal Irish Academy, v.54, sec.A, nº.16, Dublin University Press Ltda, pp.245-262.
Leonie Jánossy e Harry Messel. On the calculation of average numbers for the electron-photon cascade. Proceedings of the Royal Irish Academy, v.54, sec.A, nº.15, Dublin University Press Ltda, pp.217-243.
Harry Messel. On the fluctation of a nucleon cascade in homogeneous nuclear matter and calculation of average numbers. Proceedings of the Royal Irish Academy, v.54, sec.A, nº.8, Dublin University Press Ltda, pp.125-135.