P. A. Simon

Ten cycles of solar and geomagnetic activity

J. P. Legrand, P. A. Simon · Solar Physics · 1981 · 109 citations

Natural Sciences, Earth Sciences, Geophysics +12

The Tongue-Tied American: Confronting the Foreign Language Crisis

Frank M. Grittner, P. A. Simon · Modern Language Journal · 1982 · 88 citations

Language Studies, Foreign Languages, Linguistics +11

A two-component solar cycle

J. P. Legrand, P. A. Simon · Solar Physics · 1991 · 86 citations

Natural Sciences, Astronomy, Renewable Energy Systems +10

Solar coronal streamers observed at 169 MHz with the Nan�ay East-West radioheliograph

F. Axisa, Y. Avignon, M. J. Martres et al. · Solar Physics · 1971 · 47 citations

Natural Sciences, Astronomy, Physics +13

Proton Flare Project, 1966

Z. Švestka, P. A. Simon · Solar Physics · 1969 · 47 citations

Natural Sciences, Nuclear Engineering, Physics +12