@article{GDZPPN002198266,
title = {Every forest can be obtained from a minimal block.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {329},
year = {1981},
pages = {88-100},
zbl = {0476.05031},
url = {http://dml.mathdoc.fr/item/GDZPPN002198266}
}
Harary, Frank; Tindell, Ralph. Every forest can be obtained from a minimal block.. Journal für die reine und angewandte Mathematik, Tome 329 (1981) pp. 88-100. http://gdmltest.u-ga.fr/item/GDZPPN002198266/