中国科学院数学与系统科学研究院期刊网
On the Restricted Arc-connectivity of s-geodetic Digraphs
Camino BALBUENA, Pedro GARCÍA-VÁZQUEZ
Acta Mathematica Sinica . 2010, (10): 1865 -1876 .  DOI: 10.1007/s10114-010-9313-y