@article{article3234f61d,
title   = {4-(2-Isonicotinoylhydrazino)-4-oxobutanoic acid},
author = {Doriguetto, Antonio Carlos and Silva, Carlos H. T. Paula and Rando, Daniela G. and Ferreira, Elizabeth Igne and Ellena, Javier},
year = {2003},
doi = {10.1107/s1600536803002435},
journal   = {Acta Crystallographica E}
}