Skarin , G., S. J. Nillius, and L. Wide. “Chronic Effects of the Stimulatory Luteinizing Hormone-Releasing Hormone Analogue D-Ser (TBU)6-EA10-LRH on the Gonadotrophin and Gonadal Steroid Secretion in Women With Amenorrhoea”. Upsala Journal of Medical Sciences, vol. 85, no. 2, June 1980, pp. 103-12, doi:10.3109/03009738009179178.