TY  - JOUR 
T1  - Multiple - quantum magic - angle spinning NMR: a new technique for probing quadrupolar nuclei in solids
JO  - Journal of the Brazilian Chemical Society
A1  - Medek, Ales
A1  - Frydman, Lucio
SN  - 0103-5053
UL  - 10.1590/S0103-50531999000400003
VL  - 10 
Y1  - 1999
PB  - Brasil 
ER  -