BibTex format
@article{FRANKS:1978:10.1038/276530a0,
author = {FRANKS, NP and ARUNACHALAM, T and CASPI, E},
doi = {10.1038/276530a0},
journal = {NATURE},
pages = {530--532},
title = {DIRECT METHOD FOR DETERMINATION OF MEMBRANE ELECTRON-DENSITY PROFILES ON AN ABSOLUTE SCALE},
url = {http://dx.doi.org/10.1038/276530a0},
volume = {276},
year = {1978}
}