@Article{icces.2009.011.017,
AUTHOR = {Emil Budescu},
TITLE = {The angles and friction coefficients of some rheological granular materials},
JOURNAL = {The International Conference on Computational \& Experimental Engineering and Sciences},
VOLUME = {11},
YEAR = {2009},
NUMBER = {1},
PAGES = {17--18},
URL = {http://www.techscience.com/icces/v11n1/32367},
ISSN = {1933-2815},
ABSTRACT = {For the visco-plastic materials of type Bingham fluid, like granular materials, the process of flow begins when the force <i>F<sup style="margin-left:-5px">ˉ</sup></i>, which variation is presented in figure 1, reaches the minimum value of shearing limit.},
DOI = {10.3970/icces.2009.011.017}
}