“Blood serum levels of SGP-T, SGO-T, alkaline and acid phosphatases and amylase, during pregnancy and post partum periods of the thoroughbred mares”, Rev. Fac. Med. Vet., vol. 8, no. 2, pp. 445–459, Dec. 1970, doi: 10.11606/issn.2318-5066.v8i2p445-459.