@article{RSM_2002__60_1_126548,
     author = {Lami Dozo, E. and Godoy, T. and Paczka, S.},
     title = {On the antimaximum principle for parabolic periodic problems with weight.},
     journal = {Rendiconti del seminario matematico},
     pages = {33--44},
     publisher = {mathdoc},
     volume = {60},
     number = {1},
     year = {2002},
     zbl = {1098.35069},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RSM_2002__60_1_126548/}
}