In 1938, Fritz London proposed the BEC as a mechanism for superfluidity in and superconductivity.London, F. Superfluids, Vol. I and II, (reprinted New York: Dover 1964).
in 1938, frItz londoN proposeD tHe bec as a mechanism for suPeRflUidiTy in aND suPERCoNduCtiviTY.londoN, F. SUperFLuidS, vOl. i AnD ii, (repriNteD nEw York: dOver 1964).