TY - JOUR AU - Stephen Russek AU - P. Sulewski AU - A.J. Sievers AU - H. Hallen AU - D. Lathrop AU - R Buhrman C2 - Physical Review B DA - 1987-04-01 LA - en M1 - 35 PB - Physical Review B PY - 1987 TI - Measurement of the superconducting energy gap in La-Ba-Cu oxide and La-Sr-Cu oxide UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=905792 ER -