Xi'an Maopo cun Sui mu chutu luotuo yong tuo nang mo yin tuxiang chu lun 西安茅坡村隋墓出土骆驼俑驮囊模印图像初论 = On the Iconograph of Molded Image on the Leather Bag of a Camel Figurine from a Sui Tomb at the Maopo Village, Xi'an