Ramón 2011: name of a Pylos province, "[de-we-ro-a3-ko-ra-i-ja and pe-ra3-ko-ra-i-ja] are both compounds or juxtapositions of local adverbs (/deuro/ and /perā/ 'hither' and 'further') and a second element which is itself a compound a3-ko-ra-i-ja /aigolaiā/ 'rocks (cf. λᾶας 'stone') of the goat(s) (αἴξ)' resulting from the univerbation (i.e. union of two words) of *αἰγός (αἰγῶν) and λαία."
Chadwick & Ventris 1973: toponym, name of the Further Province
Chadwick & Ventris 1973: "variant or erroneous form [of pe-ra3-ko-ra-i-ja]?"
Chadwick, John and Michael Ventris, 1973 Documents in Mycenaean Greek
Ramón, J.L. García, 2011 A Companion to Linear B: Mycenaean Greek Texts and their World vol. II (ed. Yves Duhoux and Anna Morpurgo Davies) "Mycenaean Onomastics"