1a882cee04e4cc90c84e67b5a685ac70a5bf10f79f57f3a6f8c2ed5057f3ad49 papers_a2021v106n2.jpg 4ea7c92d6112345d7ddbaf2bc562a92248b45c99393a0d3ce868703cc1991865 papers_a2021v106n2p167.pdf ecf4477eb20a3eba5406a317a1b54a54d2b7688cfc16dd8b0b73838d31bec4f9 papers_a2021v106n2p191.pdf d7a86f85a6834c7b24cb5f4324f6a397a5e48bc1b164587f3fde650fc81a4438 papers_a2021v106n2p221.pdf 5e9be5ea9966625b312078eb67b9d7cdba37e4016748f608f0cef3bac029bf9b papers_a2021v106n2p255.pdf 9178a8a9d32ff3a04976e163f6e148a009137268cca8772aeee0e17c8c2e5f6c papers_a2021v106n2p279.pdf 49d7fe182dd83c3679830b121442d2462d5ec1284c36ca8467fc7be7b7060a6f papers_a2021v106n2p303.pdf