@article{10_21136_MB_2013_143285,
     author = {Azarija, Jernej and \v{S}krekovski, Riste},
     title = {Euler's idoneal numbers and an inequality concerning minimal graphs with a prescribed number of spanning trees},
     journal = {Mathematica Bohemica},
     pages = {121--131},
     year = {2013},
     volume = {138},
     number = {2},
     doi = {10.21136/MB.2013.143285},
     mrnumber = {3099303},
     zbl = {06221243},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/MB.2013.143285/}
}