@inproceedings{kobayashi14apsipa,
    title = {Gender-dependent Spectrum Differential Models for Perceived Age Control based on Direct Waveform Modification in Singing Voice Conversion},
    author = {Kazuhiro Kobayashi and Tomoki Toda and Tomoyasu Nakano and Masataka Goto and Graham Neubig and Sakriani Sakti and Satoshi Nakamura},
    booktitle = {Asia Pacific Signal and Information Processing Association (APSIPA)},
    address = {Siem Reap, Cambodia},
    month = {December},
    url = {http://www.phontron.com/paper/kobayashi14apsipa.pdf},
    year = {2014}
}