https://research.ibm.com/publications/resonant-magnetotunneling-in-gaalas-gaas-gaalas-heterostructures
Resonant magnetotunneling in GaAlAs-GaAs-GaAlAs heterostructures for Physical Review B - IBM...
Resonant magnetotunneling in GaAlAs-GaAs-GaAlAs heterostructures for Physical Review B by E. Mendez et al.
resonantgaas