@article{CMH_1990__65_3_140218,
     author = {Jeffrey Stopple},
     title = {On small eigenvalues of the {Laplacian} for ...(q). .},
     journal = {Commentarii mathematici Helvetici},
     pages = {664--671},
     publisher = {mathdoc},
     volume = {65},
     number = {3},
     year = {1990},
     zbl = {0718.11023},
     url = {http://geodesic.mathdoc.fr/item/CMH_1990__65_3_140218/}
}