@Article{npg-3-77-1996,
AUTHOR = {Johnson, P. A. and Rasolofosaon, P. N. J.},
TITLE = {Manifestation of nonlinear elasticity in rock: convincing evidence over large frequency and strain intervals from laboratory studies},
JOURNAL = {Nonlinear Processes  in Geophysics},
VOLUME = {3},
YEAR = {1996},
NUMBER = {2},
PAGES = {77--88},
URL = {http://www.nonlin-processes-geophys.net/3/77/1996/},
DOI = {10.5194/npg-3-77-1996}
}