MEAN FREE-PATH FOR ABSORPTION OF GAMMA-QU ANTA WITH ENERGY OF 10-50 TEV AND GAMMA-HADRON FAMILIES WITH SIGMA-E-GAMMA-GREATER-THAN-OR-EQUAL-TO-100 TEV AT THE LEVEL OF MT CHACALTAYA AND THE PAMIRS
R. Aliaga et al., MEAN FREE-PATH FOR ABSORPTION OF GAMMA-QU ANTA WITH ENERGY OF 10-50 TEV AND GAMMA-HADRON FAMILIES WITH SIGMA-E-GAMMA-GREATER-THAN-OR-EQUAL-TO-100 TEV AT THE LEVEL OF MT CHACALTAYA AND THE PAMIRS, Izvestia Akademii nauk SSSR. Seria fiziceskaa, 61(3), 1997, pp. 441-444