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Publications in Math-Net.Ru |
Citations |
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1957 |
1. |
K. O. Friedrichs, “Asymptotic phenomena in mathematical physics”, Matematika, 1:2 (1957), 79–94 ; Bull. Amer. Math. Soc., 61 (1955), 485–504 |
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1941 |
2. |
R. Courant, K. Friedrichs, H. Lewy, “On difference equations of mathematical physics”, Uspekhi Mat. Nauk, 1941, no. 8, 125–160 |
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