The written pattern is supported by video tutorial.

Short overview:
The sleeveless version of the garment is worked bottom up in one piece. Sleeves are worked separately and then attached to the garment. Increases are made over the bust and then decreases are made for the neckline. Lastly half shell edging is done on the neckline, picot edging on the sleeves and single crochet edging is done on the bottom.