Dergiler / Turkish Journal of Physics / 1995 / Cilt: 19 - Sayı: 1Weakly first-order or nearly second-order phase transitions in some crystalline systemsHamit YURTSEVENDergiTurkish Journal of PhysicsSayı1995 · Cilt: 19 - Sayı: 1Sayfa101–108DOI—