Her early experiences in choreographic arts involved the assistance given her brother Vaslav Nijinsky in his choreographic works for Ballets Russes .
An annotated , chronological catalogue of her choreographies is presented by Nancy Van Norman Baer in her book on Nijinska .
Nijinska 's early experiences in choreographic arts involved the assistance given Nijinska Nijinska   Nijinsky in his choreographic works for Ballets Russes .
An annotated , chronological catalogue of her choreographies is presented by Nancy Van Norman Baer in her book on Nijinska .